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Electronics

Garmin inReach Mini
$349.99
Fit Global Connectivity Into Your Palm - Small, rugged, lightweight satellite communicator enables two-way text messaging via 100% global Iridium® satellite network (satellite subscription required) - Trigger an interactive SOS to the 24/7 search and rescue monitoring center (satellite subscription required) - Access downloadable maps, U.S. NOAA charts, color aerial imagery and more by using the free Garmin Earthmate app and compatible devices - Optional inReach weather forecast service provides detailed updates directly to your inReach Mini or paired device; basic and premium weather packages available - Send and receive inReach messages through compatible Garmin devices, including connected wearables and handhelds - Internal, rechargeable lithium battery provides up to 50 hours of battery life in 10-minute tracking mode inReach Mini is your go-to connection for maintaining off-the-grid contact. It’s our palm-sized satellite communicator for adventures where size and weight matter. inReach Mini lets you send and receive text messages, track and share your journey and, if necessary, trigger an SOS alert to contact the GEOS 24/7 emergency response team. With inReach connectivity, your family and friends will know they can stay in touch globally. General Specs: - Physical dimensions: 2.04" x 3.90" x 1.03" (5.17 x 9.90 x 2.61 cm) - Weight: 3.5 oz (100.0 g) - Water rating: IPX7 - Battery: Rechargeable internal lithium ion - Display type: sunlight-readable, monochrome, transflective memory-in-pixel (MIP) - Display size: 0.9" x 0.9" (23 x 23 mm) - Display resolution: 128 x 128 pixels - Battery life: Up to 50 hours at 10-minute tracking with 2-minute logging (default); up to 30 hours at 10-minute tracking with 1-second logging; up to 20 days at the 30-minute interval power save mode; and up to 1 year when powered off - Memory/History: None - High-sensitivity receiver - Interface: USB In The Box: - inReach Mini - USB cable - Carabiner clip - Spine mount adapter - Documentation
Trek Madone SLR Blendr Mono Base
$19.99
Allows use of one Blendr mount on a Trek Madone SLR Blendr add-on to the Madone SLR bar/stem Mount light, computer, GPS and/or cameras to your top-of-the-line aero road bike - Blendr works with this simple formula: Stem + Base + Mount. Add accessory. - Bases for use with the Trek Madone SLR Aero Integrated handlebar - Add any accessory mount (sold separately) for an elegant, integrated look
K-Edge Replacement Wahoo Insert Kit
$5.00
Replacement plastic insert kit for K-EDGE Wahoo Mounts. The co-polymer insert for Wahoo 1/4-turn style computers is a replaceable item. While it is extremely strong, it is designed to fail on a significant impact before the tabs on the back of the Wahoo break. Attributes (specs): – Qty 1 – K-EDGE Co-polymer Insert for Wahoo 1/4 Computer (Part No. K13-1604) – Qty 2 – M3 x 0.5mm x 6mm with Pre-Applied Nylon 180,18-8 S.S. Screws
Garmin inReach Explorer+
$449.99
Handheld Satellite Communicators with GPS Navigation You may venture off the grid, but you’re never out of reach – as long as you’re carrying an inReach Explorer+. This handheld satellite communicator is designed for the outdoor enthusiast who wants to roam farther and experience more – without compromising their loved ones' peace of mind. From backcountry experiences to international adventures, inReach provides communication, location sharing, navigation and critical SOS functions for anyone who loves getting away from it all, on land, water or in the skies. - 100% global Iridium satellite coverage enables 2-way text messaging from anywhere (satellite subscription required) - Trigger an interactive SOS to the 24/7 search and rescue monitoring center - Track and share your location with family and friends - Pair with mobile devices using the free Earthmate app for access to downloadable maps, U.S. NOAA charts, color aerial imagery and more - inReach Explorer+ device adds preloaded DeLorme TOPO maps with onscreen GPS routing plus built-in digital compass, barometric altimeter and accelerometer Specifications: - Physical dimensions: 2.7" x 6.5" x 1.5" (6.8 x 16.4 x 3.8cm) with keypad and SOS door bump - Weight: 7.5oz. (213.0g) - Water-rated to IPX7 - Battery: Rechargeable internal lithium ion - Display type: transflective color TFT - Display size: 1.4"W x 1.9"H (3.5 x 4.7cm); 2.31" diag (5.9cm) - Display resolution: 200 x 265 pixels - Battery life: Up to 100 hours at 10-minute tracking mode (default); up to 75 hours at 10-minute tracking with 1-second logging; up to 30 days at the 30-minute interval power save mode; and up to 3 years when powered off - Memory/History: 2GB - High-sensitivity receiver - Interface: USB Additional Information - Wireless (Bluetooth) compatible - Trigger an interactive SOS with 24/7 search and rescue monitoring center - Send and receive text messages to SMS and email - Send and receive messages with other inReach users, exchange locations - Track and share location with friends and family on web-based MapShare portal - Request weather forecasts for current location and planned destination - Virtual keyboard for custom text messaging - Send waypoints to MapShare portal during trip - Send route selection to MapShare portal for friends and family to see progress Included in box - inReach Explorer+ - Preloaded with TOPO - USB cable - Carabiner clip - Documentation
Sigma Sport BC 16.16 STS CAD
$84.99
The BC 16.16 STS CAD comes with an STS speed transmitter and an STS cadence transmitter. It provides crucial information for avid cyclists and commuters! The new ETA function continuously calculates how much time and distance remains until you reach your destination. Plus, every mile ridden is converted into fuel savings! Using NFC technology and the free SIGMA LINK app, the BC 16.16 STS CAD can communicate with Android smartphones to program and download ride data. Bike functions: - Speed - Average speed - Comparison of current/avg. speed - Maximum speed - Trip distance - Total distance (Bike 1 & Bike 2) - Ride time - Total trip time (Bike 1 & Bike 2) - Clock (12/24h) - ETA display (time/timer/distance) - Current temperature - Daily fuel savings - Total fuel savings Cadence functions (w/ STS cadence option): - Current cadence - Average cadence Features: - NFC communication w/Android smartphone via SIGMA link - Full test display with 7 available languages - Predefined tire sizes - 2 adjustable wheel sizes - Ride time up to 100 h - Automatic start/stop w/ motion sensor - Back-up function via memory chip - Battery status display (receiver & transmitter) - Workout statistics for 12 months - Automatic bike recognition - Backlight - Watertight in accordance with IPX8 - Tool-free mounting
Sigma Sport BC 7.16 ATS
$48.99
The BC 7.16 ATS offers all of your basic cycling functions, with the addition of total ride time and average speed, in a wireless set up. A large display packed into a sporty design makes it an essential companion for every ride. Paired with Sigma's ATS transmitter, the BC 7.16 ATS is a great wireless option for beginners and seasoned riders alike. Bike Functions: - Speed (kph/mph) - Average speed - Trip distance - Total distance - Ride time - Total ride time - Clock (12/24h) Features: - Full text display with 7 languages - Predefined tire sizes - Ride time up to 100 h - Adjustable scan mode - Automatic start/stop (ATS model for 2 hrs. in standby mode) - Watertight in accordance with IPX8 - Tool-free mounting
K-Edge Garmin Sport Mount
$29.99
K-EDGE’s legendary CNC machined aluminum quality and strength for the price conscious cyclist. Pro positioning of your computer, out-front and flush with the top of the handlebar. - CNC Machined 6061-T6 Aluminum Platform, Injection Molded Copolymer Interface - Compatible: Garmin EDGE 820, 520, 510, 500, 25 and 20. - Replaceable Garmin Insert with K-EDGE “Definitive Click” locking system - Fits 31.8MM Handlebars - NOT combo compatible - Weight: 48g - Anodized Color- Black
Quarq ShockWiz Spares - Hose Kit
$50.00
Spare hose kit for Quarq's ShockWiz automated suspension tuning device. - Contains one of each hose type and four zip ties.
Garmin Edge 530 Mountain Bike Bundle
$369.99
Performance GPS Cycling Computer with Mapping - Dynamic performance monitoring provides insights on your VO2 max, recovery, training load focus, heat and altitude acclimation, nutrition, hydration and more - Cycling safety features include new bike alarm, group messaging and tracking, incident detection and compatibility with Varia rearview radar and lights so you can see and be seen - Includes routable Garmin Cycle Map with popularity routing — which helps you ride like a local — plus off-course recalculation and back to start; mountain biking model has integrated Trailforks data, including trail difficulty ratings - Customize with free apps, widgets and data fields from the Connect iQ Store - MTB dynamics track jump count, jump distance and hang time as well as Grit, a measure of the ride’s difficulty, and Flow, which tracks the smoothness of your descent so you have a score to beat next time - Battery life: up to 20 hours with GPS; extendable up to 40 hours with the optional Garmin Charge power pack or in battery save mode In The Box - Edge 530 - Standard mount - Mountain bike mount - Edge remote - Silicone case - Speed sensor - Tether - USB cable - Documentation
Garmin Bike Mount Varia Universal Out-Front (Dual)
$39.99
Stay ahead of the pack with this out-front mount that lets you add your bike headlight (sold separately) to a second bike or attach a compatible Edge (sold separately) to control the light while riding. The mount gives you easier, heads-up positioning for easier monitoring and safety. Includes mount and 2 shims.
Bontrager Interchange Analog Sensor
$17.99
Quickly and easily swap your Bontrager or Trek cycling computers and wireless sensors between bicycles without tools with these silicone mounting straps. Large and small sizes ensure proper fit on most forks. • Designed for Bontrager and Trek analog wireless computers • Interchange analog wireless sensor installs and removes in seconds without tools • Interchange sensor includes both L and S silicone mounting straps to fit most forks • Batteries can be found in computer accessories
K-Edge Garmin XL Mount
$49.99 - $54.99
The Garmin XL Computer mount is K-Edge's next generation of industry-leading Garmin Computer Mounts—stronger, easier, more versatile, and more stylish design to complement your Garmin and your bike. The ultimate upgrade for your Garmin computer, specifically designed to accommodate the EDGE 1000, 810 and 800, also compatible with the smaller Edge models like 520, 510, 500, in addition to the Forerunner and Touring models. Their advanced co-polymer Garmin insert locks your computer in place with strength and security. Designed and tested extensively so that K-Edge's replaceable insert breaks away instead of your computer tabs in the event of a crash or mishap. K-Edge provides free replacement inserts, as needed. Attributes (specs): - CNC Machined 6061 T6 Aluminum - Compatibility – 31.8mm and 35mm diameter handlebars - New clamp design is hinged for ease of installation - Supported Computers – Garmin Edge 1000, 810, 800. Also compatible with new Garmin Edge 520, Edge 20 and Edge 25 models, in addition to Forerunner and Touring models. - Combo Compatible – Add the Action Camera Adapter or the complete Combo Mount for the added benefit of using both a computer and GoPro style interface action camera or
K-Edge Garmin XL Combo Mount
$69.99 - $79.99
The Garmin XL Combo mount is K-Edge's next generation of industry-leading Garmin Computer Mounts—stronger, easier, more versatile, and more stylish design to complement your Garmin and your bike. The ultimate upgrade for your Garmin computer and GoPro compatible cameras & lights, specifically designed to accommodate the EDGE 1000, 810 and 800, also compatible with the smaller Edge models like 520, 510, 500, in addition to the Forerunner and Touring models. Their advanced co-polymer Garmin insert locks your computer in place with strength and security. Designed and tested extensively so that the replaceable insert breaks away instead of your computer tabs in the event of a crash or mishap. K-EDGE provides free replacement inserts, as needed. - CNC Machined 6061 T6 Aluminum - Compatibility: 31.8mm and 35mm diameter handlebars - New clamp design is hinged for ease of installation - Supported Computers: Garmin Edge 1000, 810, 800. Also compatible with new Garmin Edge 520, Edge 20 and Edge 25 models, in addition to Forerunner and Touring models. - Camera Interface: GoPro style interface for compatible action cameras or lights
K-Edge Sigma Rox 10.0 Mount
$54.99
Professional handlebar mount for Sigma ROX 10.0 GPS computer. - Hinged clamp for easy installation - Precision machined, anodized 6061 T6 aluminum - Slim clamp area reduces handlebar footprint - Short boom moves computer in front of handlebars - Lifetime Warranty - Fits 31.8mm handlebar
K-Edge Sigma ROX 10.0 Combo Mount
$64.99 - $69.99
Professional handlebar mount for Sigma ROX 10.0 GPS Computer and GoPro type interface. - Combination GPS computer and GoPro, Garmin and Shimano camera mount - Hinged clamp for easy installation - Precision machined, anodized 6061 T6 aluminum - Slim clamp area reduces handlebar footprint - Short boom moves computer and camera in front of handlebars - Lifetime Warranty - Made in USA
K-Edge Go Big Pro Handlebar Mount
$29.99
The new Go Big Pro is the next generation in K-EDGE's industry leading GoPro style interface Camera Mounts. The new mounts provide easier installation with a stronger more secure platform for your action camera, available in 31.8 and 35mm options. Key Features and Benefits: - STRONG – CNC machined aluminum mount engineered to hold your camera securely in place no matter the terrain. - STABLE – High quality video footage with a solid platform to prevent shake you would get from a plastic option. - POSITION – Out front and low, the ideal location for mounting from the bars and the most popular position for on-bike footage. - EASY – Hinged handlebar clamp for ease of installation and removal. Simple 1-bolt hinged clamping system, quick and easy. - CNC Machined 6061 T6 Aluminum - Compatibility – fits 31.8mm diameter bars; all mounting hardware included; works with all GoPro HERO Original, HERO2, HERO3, and GoPro Session Cameras. Shimano CM-1000, Garmin VIRB, and Garmin VIRB X. Any action camera utilizing the GoPro interface. - Made in Boise, Idaho, USA - Lifetime Guarantee against material or manufacture defects. Damages due to abuse or crashing excluded. - Attention: ASSEMBLY BOLTS NOT MEANT TO BE REMOVED OR TAMPERED WITH AT ANY TIME. *The NEW K-EDGE Handlebar Computer and Camera Mounts (1420, 1440, 1500, 1505, 1605, and 1905 series) are built in three parts. An integral part of our mounts are the connection where the arm and clamp are joined by two assembly bolts located on the underside of the mounts. THESE ASSEMBLY BOLTS ARE NOT MEANT TO BE REMOVED OR TAMPERED WITH AT ANY TIME. The torx head bolts are installed using a permanent thread-lock compound. Doing so will void all warranties. Please contact K-EDGE warranty manager Info@K-EDGE.com for questions or concerns. We highly suggest you follow the recommendations in the Garmin EDGE instructions that recommend use of the provided tether leash.
Garmin Forerunner 35
$199.99
Garmin's Forerunner 35 is slim and lightweight—perfect for daily runs, training and racing. It features built-in wrist-based heart rate as well as GPS that tracks your distance, pace, intervals and more. And since all these stats are captured by the watch, your watch is all you need—no phone, no chest strap. Just put on Forerunner 35 and go. When paired with your compatible smartphone, Garmin's Forerunner 35 offers the convenience of smart notifications right on your wrist along with a variety of other connected features that makes it easy to live and run without one interrupting the other. Stay connected to family and friends with the live tracking feature, which lets them follow your runs in real time. The Forerunner 35 also keeps you up to date with automatic software updates, and it allows for music controls and more on your device. There’s no reason not to wear your Forerunner 35 all day, every day, thanks to its extensive activity tracking features. That includes steps, calories, distance, sleep and intensity minutes, not to mention 24/7 heart rate monitoring. It also watches out for periods of inactivity and gives you vibration alerts when it’s time to move. The Forerunner 35 allows you to automatically upload your stats and runs to Garmin Connect, their free online fitness community where you can review your progress and even share via social media. This free software is available for desktop or on your smartphone with the Garmin Connect Mobile app. - Monitors heart rate at the wrist, all day and night, using Garmin Elevate wrist heart rate technology - Built-in GPS tracks how far, how fast and where you run - Connected features: smart notifications, automatic uploads to Garmin Connect, live tracking and music controls - All-day activity tracking counts steps, calories and intensity minutes and reminds you when to move - Automatically uploads your data to Garmin Connect, Garmin's free online fitness community where you can join challenges, receive insights and share your progress as you meet your goals
SRAM RED eTap Blips
$110.00
Be it the fireworks of a finale, an ideal rhythm, climbing on the top, or a deep, dark place extracting the last kilojoule of effort on your bike split, you want to adjust your gear with the twitch of a finger. eTap Blip satellite shifters allow you to shift when you want, where you want. - Limitless remote shifting positions for drop and aero bars - Wired shift buttons can be positioned however the rider prefers - Connect to Blip Box or drop bar eTap levers - Compatible with SRAM RED eTap shift/brake controls
Zipp QuickView Road Low Computer Mount
$22.00
Low Road position places the computer in front of the bar and nearly flush with the top of the bar, making for an easy to read display whether you are on the hoods or in the drops. - Sub-20 gram computer mount - Compatible with computers with 1/4 turn twist lock interface and 31.8mm bar surface - Single Torx T25 fixing bolt
Topeak RideCase
$59.95
The RideCase for iPhone has a scratch-resistant, dual-density, non-slip, high-grade engineering polymer/rubber exoskeleton for shock and impact protection that securely holds your phone while on the go. Its unique and full-angle adjustable mount allows viewing in landscape or portrait orientation and lets you mount or remove the RideCase in seconds. An integrated flip stand allows for easy viewing off your bike and is compatible with wireless charging. - Material: Engineering grade polymer / Rubber / Machined aluminum - Includes mounts for installation on handlebar, stem, or stem cap
Paul Component Engineering Stem Cap Light Mount
$59.99
- A great way to mount a light, computer, power meter or GPS unit in the center of a threadless stem - Made in the USA - Material: 6061 Aluminum - Weight: 24g - Outside Diameter: 26.0mm - Stem Size: Threadless 1-1/8"
K-Edge Fixed Garmin Stem Mount
$24.99
The K-EDGE Garmin Stem Mount is a great upgrade solution for cyclists who prefer their computer above the stem. Mounting off of the steerer tube, the mount replaces a standard 5mm spacer, and is locked securely in place by the top cap compression system. The fixed version is recommended for zero degree or negative degree stem angles. Can also be used with positive degree stems if additional spacers added (5mm to 10mm) above the stem. Designed with mountain biking in mind, the K-EDGE Stem mount is also ideal for much more including: cyclocross; triathlon; bike touring; or if you simply prefer this position for your computer. - Compatibly – 1-1/8" Steerer tube Diameter, Thickness (@ Steerer) – 5mm, Length (Center-to-Center) – 50mm, - Recommended for 0 Degree to Negative Degree Stem Angles - Supported Computers – Garmin Edge 20, 25, 200, 500, 510, 520, 800, 810, and Forerunner 310XT - CNC Machined 6061-T6 Aluminum Platform, Injection Molded Copolymer Interface - Made in Boise, Idaho, USA - Lifetime Guarantee against material or manufacture defects. Damages due to abuse or crashing excluded.
Garmin HRM-Run
$99.99
Garmin's HRM-Run heart rate monitor provides the most advanced running metrics to high-end Garmin Forerunner running watches. The small, lightweight module fits entirely within the width of the seamlessly comfortable, easily adjustable non-slip strap, while providing advanced heart rate and physiological features — VO2 max, lactate threshold, recovery time estimates, stress score, performance condition and predicted race times — as well as 6 running dynamics measurements — cadence, vertical oscillation, ground contact time, vertical ratio, stride length and left/right ground contact time balance. This real-time data can help athletes take their performance to the next level.
Sigma Sport CR 2032 Battery
$3.50 - $31.50
CR2032 Lithium 3V battery for SIGMA computers, heart rate monitors, transmitters, and Micro Lights. Compatible with: - PC3 - PC4 - PC9 - PC15 - Shape watch - FIT watch - Onyx series HRM's - PC 25.10 - PC 3.11 - PC 10.11 - PC 15.11 - PC 22.13 - RC 1209 - RC 14.11 - RC Move - Micro Lights Not Compatible with: - ROX computers - BC 1909 - BC 2209 - BC 23.16
K-Edge Garmin Mount
$49.99 - $54.99
This is K-Edge's next generation of industry-leading Garmin Computer Mounts—stronger, easier, more versatile, and more stylish design to complement your Garmin and your bike. The ultimate upgrade for your Garmin computer. Their advanced co-polymer Garmin insert locks your computer in place with strength and security. Designed and tested extensively so that the replaceable insert breaks away instead of your computer tabs in the event of a crash or mishap. - CNC Machined 6061 T6 Aluminum - Compatibility – 31.8mm and 35mm diameter handlebars. - New clamp design is hinged for ease of installation. - Supported Computers – Most Garmin Edge, Forerunner, and Touring models, including the new Garmin Edge 520, Edge 20 and Edge 25 models (Edge 1000 - fits on the longer XL mount) - Combo Compatible – versions available that support GoPro style interface action cameras and lights - Weight – (31.8 mm) Standard Mount 45.4 grams; Combo Mount 55.4 grams Attention: ASSEMBLY BOLTS NOT MEANT TO BE REMOVED OR TAMPERED WITH AT ANY TIME. *TheNEW K-EDGE Handlebar Computer and Camera Mounts (1420, 1440, 1500, 1505, 1605, and 1905 series) are built in three parts. An integral part of our mounts are the connection where the arm and clamp are joined by two assembly bolts located on the underside of the mounts. THESE ASSEMBLY BOLTS ARE NOT MEANT TO BE REMOVED OR TAMPERED WITH AT ANY TIME. The torx head bolts are installed using a permanent thread-lock compound. Doing so will void all warranties. Please contact K-EDGE warranty manager Info@K-EDGE.com for questions or concerns. We highly suggest you follow the recommendations in the Garmin EDGE instructions that recommend use of the provided tether leash.
XLAB Space Saver Computer Mount
$16.95
• When aerobar space is tight, place your computer on top • Tuck straw on either side for best aerodynamics • Fits on TORPEDO SYSTEM 100, TORPEDO SYSTEM 400 & REFILL UPGRADE KIT BOTTLES (each sold separately) • Compatible with most computers, including large screens (sold separately) • Glass-reinforced nylon • Weight: 18.5 grams
CatEye Enduro
$29.95
Whether you're on the daily commuter or flying down dirt trails on a full suspension mountain bike, the heavy-duty wiring keeps CatEye's Enduro running like a champ. It comes packed with features such as speed, distance, calorie expenditure, and carbon offset, all on an easy-to-read large display. The simple press-on-the-computer function to change modes works great even when you're wearing gloves. You'll also love CatEye's no-tools universal mount that makes installation a breeze.
Sigma Sport Docking Station Rox
$29.99
Use this Sigma docking station to easily download ride data to your computer. The docking station is compatible with Sigma's Rox models 8.0, 9.0, 8.1, and 9.1.
K-Edge Go Big On-Center Mount
$39.99 - $44.99
The new Go Big On-Center Mount the next generation in K-EDGE's industry leading GoPro style interface Camera Mounts. The new mounts provide easier installation with a stronger more secure platform for your action camera, available in 31.8 and 35mm options. On-Center give you a better framed image with the newer style cameras that have lenses centered on the camera, such as the GoPro Session and Garmin VIRB. - CNC Machined 6061 T6 Aluminum - Compatibility – fits 31.8mm and 35mm diameter bars; all mounting hardware included; works with all GoPro HERO Original, HERO2, HERO3, and GoPro Session Cameras. Shimano CM-1000, Garmin VIRB, and Garmin VIRB X. - Made in Boise, Idaho, USA - Lifetime Guarantee against material or manufacture defects. Damages due to abuse or crashing excluded. - Attention: ASSEMBLY BOLTS NOT MEANT TO BE REMOVED OR TAMPERED WITH AT ANY TIME. *The NEW K-EDGE Handlebar Computer and Camera Mounts (1420, 1440, 1500, 1505, 1605, and 1905 series) are built in three parts. An integral part of our mounts are the connection where the arm and clamp are joined by two assembly bolts located on the underside of the mounts. THESE ASSEMBLY BOLTS ARE NOT MEANT TO BE REMOVED OR TAMPERED WITH AT ANY TIME. The torx head bolts are installed using a permanent thread-lock compound. Doing so will void all warranties. Please contact K-EDGE warranty manager Info@K-EDGE.com for questions or concerns. We highly suggest you follow the recommendations in the Garmin EDGE instructions that recommend use of the provided tether leash.
K-Edge TT Mount for Garmin Computers
$74.99
The K-EDGE Garmin TT Mount is the most advanced Time Trial and Triathlon computer mount available. Featuring a twist-lock mechanism to lock your Garmin with confidence. The K-EDGE Garmin TT Mount’s aluminum design and its unique locking feature is by far the most advanced mount on the market. With traditional TT mounts for the Garmin computer, you have to either have enough room between the extensions to perform the ¼ turn “twist” or the computer has to be mounted above the extensions. - CNC Machined 6061-T6 Aluminum Platform, Injection Molded Copolymer Interface - Compatibility – 22.2mm diameter TT Extensions - Supported Computers – Garmin Edge 20, 25, 200, 500, 510, 520*, 800, 1000, and Forerunner 310XT - Made in Boise, Idaho, USA - Lifetime Guarantee against material or manufacture defects. Damages due to abuse or crashing excluded. *Garmin 520 is not compatible at this time.