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Parts & Accessories
$199.99
Know what's coming.
Ride with extra confidence with Trek CarBack Radar Rear Light. CarBack's radar helps detect rear-approaching vehicles from up to 240m and provides audio and visual alerts through paired GPS head units for increased on-bike awareness.
Built with integrated best-in-class Daytime Running Lights that are visible from up to 2km away, CarBack is a must-have for every cyclist riding on shared roads.
- CarBack can detect and alert riders of rear-approaching vehicles from up to 240m away
- Compatible with most cycling GPS computers
- Pair CarBack with the Trek Accessory app to see a vehicle's rear-approaching and passing distance on your smartphone
- Designed with focus, flash, and range to be Daytime-visible from up to 2km away
- Four light flash modes: Day Flash 90LM, Day Steady 25LM, Night Steady 5LM, and Night Flash 5 LM
- Visible fuel gauge LEDs make it easy to see CarBack's 7+ hour battery status
- IPX7 waterproof rating to confidently ride through wet conditions
- Includes Quick Connect Plus rear mount and USB-C charging cable
$39.99
This handlebar bracket has been developed so you can attach a tablet to your handlebars. The design provides a safe distance so that no sweat falls on the screen while you are training.
- Suitable for handlebars with a diameter ranging from 26mm to 35mm
- Adjustable to different tablet sizes: length 182-267mm, width 112-197mm, max. thickness 13mm
$49.99
$79.99
38% Off
With the Tacx tablet stand you can place your tablet at a comfortable height and distance while using your bike trainer. Adjustable to different tablet sizes - length 182-267mm, width 112-197mm, max. thickness 13mm.
$65.00
SRAM eTap Battery is the power source for the eTap system. The same power unit is interchangeable between front and rear derailleurs.
- Up to 1000 kilometers of riding per charge
- Weight: 24g
- Finish: Black
- Compatibility: SRAM RED eTap
$39.99
Monitor your speed as you ride with this easy-to-install wireless sensor. With no magnets or other exposed parts to line up, this sensor is easy to install, maintain and move between bikes.
The speed sensor 2 attaches to the hub of either wheel. You can set up wheel size in our Garmin Connect online community or self-calibrate with an Edge cycling computer or compatible Garmin device. Once set up, you’ll get accurate speed and distance at all times — even without a head unit.
ANT+ connectivity and BLUETOOTH Low Energy technology let you sync to Garmin Connect and other training apps, compatible devices and fitness equipment for better data when you ride indoors and outdoors.
$39.99
Monitor your pedaling cadence as you ride with this easy-to-install wireless sensor. With no magnets or other exposed parts to line up, this sensor is easy to install, maintain and move between bikes.
Simply attach the sensor and ride. With no magnets or other exposed parts to line up, this sensor is easy to install, maintain and move between bikes.
$39.99
Be ready for any terrain with this Garmin Edge mountain bike mount designed specifically for bikes with short stems. It’s ideal for off-road riding when you may not want your Edge bike computer mounted in front of your handlebar.
$149.99
$199.99
25% Off
Stay aware of approaching cars with Varia RTL515 rearview radar. It pairs with your Edge bike computer or compatible smartphone to alert
you of vehicles approaching from behind up to 153 yards (140 meters) away. When used with your compatible smartphone, the Varia app uses
bold graphics — plus tone and vibration alerts — to indicate the position and speed of approaching vehicles.
MAXIMUM AWARENESS
- Varia RTL515 rearview radar provides visual and audible alerts for vehicles approaching from behind up to 153 yards (140 meters) away.
MULTIPLE PAIRING OPTIONS
- This radar works seamlessly with your Edge bike computer or compatible smartphone as well as select Garmin wearables or the optional radar display unit.
WORKS WITH THE VARIA APP
- This smartphone app helps you increase your awareness by providing graphics — plus tone and vibration alerts — that indicate the position and speed of approaching cars.
THIRD-PARTY APP COMPATIBLE
- When used with a compatible smartphone, Varia radar integrates with your favorite apps, such as Ride with GPS to overlay your maps with rearview radar alerts.
SUPERIOR VISIBILITY
- Alert motorists to your presence as soon as possible with daylight visibility up to 1 mile.
COMPACT DESIGN
- Easily mount this sleek, compact device on the seatpost of almost any road-use bicycle. The vertical design allows for better leg clearance and a perfectly comfortable ride.
PELOTON MODE
- Varia RTL515 features multiple modes, including peloton mode, which provides a low-intensity flash that is kind to other cyclists’ eyes when riding in a group.
BATTERY LIFE
- Time spent charging is not as good as time spent riding. Get up to 16 hours of battery life in day flash mode and up to 6 hours in solid mode.
Physical Specifications
- Dimensions: 3.9” x 0.8” x 1.6" (98.6 x 19.7 x 39.6 mm)
- Weight: 2.5 oz (71.0 g)
- Modes: solid, peloton, night flash, day flash
- Lumens: 20 solid, 8 peloton, 29 night flash, 65 day flash
- Battery life: 6 hours solid, 8 hours peloton, 6 hours night flash, 16 hours day flash
- ANT+: Yes
- BLE: Yes
- Water rating: IPX7
- Viewing angle: 220°
In the box:
- Varia RTL515
- Mounting Kit
- Cables
- Documentation
$8.99
Get your computer dialed with the perfect magnet
Getting the correctly sized magnets means you're worrying about where the next coffee stop is, not if your computer is recording the ride.
- Universal crank magnets sized for your bike and sensor
- Compatible with all cadence sensors
$21.99
Blendr is the ultimate integration system for clean and easy installation of lights, computers, and other accessories. Start with a Blendr stem, add the appropriate base, and finish with the Blendr Garmin High Mount for a clean, flush look that securely holds your Garmin centered over the stem.
Key features:
- Blendr is an elegant, integrated accessory mounting solution
- Provides clean and secure mount for Garmin GPS
- Works with any Blendr-compatible stem and the accompanying base
- For use with Blendr bases (Pro, XXX, XXX bar/stem, and select Elite bases)
$15.99 - $21.99
Blendr add-on to Kovee Pro 35 stems
Clean up your Bontrager Kovee Pro 35 stem cockpit with Blendr Pro bases.
- Blendr works with this simple formula: Stem + Base + Mount. Add accessory
- Bases for use with the Kovee Pro 35mm stem
- Add any accessory mount (sold separately) for an elegant, integrated look
$10.99
Light up the road
Blendr is the ultimate integration system for clean and easy installation of lights, computers, and other accessories. Start with a Blendr stem, add the appropriate base, and finish with the Blendr Universal Ion Mount for a clean, flush look that securely holds your Bontrager Ion light in a perfect position to see and be seen.
- Blendr is an elegant, integrated accessory mounting solution
- Clip can be rotated for compatibility with many Bontrager accessories
- Works with any Blendr-compatible stem and the accompanying base
$37.99
Pro Blendr is the ultimate computer integration system for clean and easy installation, made from durable alloy.
- Blendr is an elegant, integrated accessory mounting solution
- Alloy design provides clean and secure mounting of computers
- Adapter pucks available for Wahoo and Garmin computers (sold separately)
- Compatible with all Blendr bases
- Attach your Garmin tether for an additional layer of security
$4.99
Keep your computer and sensors ready for every ride with replacement batteries.
Genuine replacement parts.
- Don't let a dead battery spoil your ride.
- Keep your computer fresh and ready to go with a new battery.
- For use with the Bontrager Micro Remote
- Sold individually
$3.99 - $6.99
Keep your computer and sensors ready for every ride with replacement batteries
Key features:
- CR2032 battery is used for most Trek and Bontrager computers
- 23AE battery is used for the Bontrager Interchange Analog Wireless Sensor
- LR44 and L1154 batteries are identical and used in Bontrager SpeedTrap Sensor
$79.99
Connect ANT+ and Bluetooth Smart devices to all of the data available from the DuoTrap S sensor for your on-the-bike wireless needs.
• ANT+ 2.4 GHz and Bluetooth Smart wireless digital speed and cadence sensor
• ANT+ and Bluetooth Smart allow simultaneous use of Trip 300 and smartphone
• For use with many ANT+ and Bluetooth Smart wireless technology enabled devices
• Includes Bontrager wheel magnet, crank cadence band, and CR2032 battery
• Works with Trek DuoTrap compatible bikes
$8.99
The adapter puck is required for mounting Garmin head units to the Pro Blendr Alloy Computer Mount.
- Start with a Blendr stem, add the appropriate base, and finish with Pro Blendr Alloy Computer Mount and Garmin Adapter Puck for secure mounting of your Garmin head unit.
Blendr is an elegant, integrated accessory mounting solution
- For use with Garmin head units and Pro Blendr Alloy Computer Mount
- Removable design alloys quick and easy adapter puck replacement
- Attach your Garmin tether for an additional layer of security
$8.99
The adapter puck is required for mounting Wahoo head units to the Pro Blendr Alloy Computer Mount.
- Start with a Blendr stem, add the appropriate base, and finish with Pro Blendr Alloy Computer Mount and Wahoo Adapter Puck for secure mounting of your Wahoo head unit.
Blendr is an elegant, integrated accessory mounting solution
- For use with Wahoo head units and Pro Blendr Alloy Computer Mount
- Removable design alloys quick and easy adapter puck replacement
$29.99
Are you looking for an incredibly simple way to mount your phone to your bicycle? Do you want that case to have a plethora of mounting options and accessories? Well... look no further than the ElastoKASE from BiKASE. Utilizing the 1/8 turn connection of the GoKASE and the simplicity of a rubber lined, gripping shock cord, the ElastoKASE is your "go to" phone or anything case.
• Phone holder for 6-inch phones and smaller
• Works with GoKASE attachments and brackets
• Material: TPE & Shock Cord
$39.99
Wahoo USB ANT+ dongle Kit connects KICKR, KICKR SNAP and other ANT+ enabled devices to a Mac or PC. The 3-foot extension cord extends the USB ANT+ transmitter away from the computer and towards the connected device to avoid signal interference.
$19.99
Our patent-pending integrated mount for the ELEMNT ROAM GPS bike computer is made of durable, lightweight plastic. It also comes with an optional locking screw that is UCI-compliant for connecting your ELEMENT ROAM to your bike for weigh-ins.
- Fits 31.8mm round bars
- Weight: 1.55 oz (44g)
- Works exclusively with ELEMNT ROAM
$14.99
Our stem mount for Wahoo ELEMNT GPS bike computers is made of lightweight, durable plastic and is a great solution for cyclists who prefer to keep their computer on top of the stem.
- Fits any stem
- Weight: 0.2oz
- Works with ELEMNT, ELEMNT ROAM, ELEMNT BOLT, and ELEMNT Mini
Note: BOLT loses aerodynamic advantage with this mount)
$39.99
The Wahoo RPM cadence sensor is your sleek little solution for measuring cycling cadence data. It is wireless, magnet-less, lightweight, and easily mounts to your bike's crank arm or to your shoe. Bluetooth Smart and ANT+ dual band technology allows you to connect to and display data on both smartphones and GPS bike computers. Collecting cadence data has never been this easy.
- Both ANT+ and Bluetooth Smart capabilities allow for a wireless connection to both smartphones and bike computers.
- No tangled wires on your bike to connect the sensor to your device.
- It only weighs 7 grams!
- Provides accurate cadence data during your ride
- (1) mount with double sided 3M tape, or (2) use the silicone sleeve and mount with zip ties.
- The RPM can be worn on your shoe for spin classes or use with multiple bikes
- Two LED lights show the sensor's device connection (blue) and cadence detection (red)
- No charging required! Operates on a coin cell battery for up to 1 years.
- RPM cadence sensor will fit with most bikes and frame sizes
$200.00
- Di2 internal battery, fits all e-Tube Di2 groups
- Capacity: 500 mAH (± 2000km)
- Use with EW-WU101 or SC-MT800 interfaces/junction to gain BlueTooth Smart wireless connectivity for on-the-fly adjustments with smartphones and tablets
- Requires SM-BCR2 charger
$184.99
The new DN300 Built-In type battery features the same waterproof design that Di2 users have loved for generations. Now with 3 ports, it delivers stable power to Shimano's 12-speed road derailleurs (and shifters if a fully wired option is selected).
- Compatible with thinner next-generation electric wire SD300 and systems after R9250/R8150 series
- Li-Ion type
- Capacity: 500 mAH |3.7Wh (± 2000km autonomy)
- Rated voltage: 7.4V
- Charges through RD-R9250 |RD-R8150 rear derailleur using EW-EC300 Di2 Charging Cable (sold separately)
- Fixing small parts included
- Weight: 52g
$55.00
SRAM eTap batteries are literally a snap to remove and charge. Just flip the tool-free battery latch up and slide the battery up and out of the derailleur. Then snap the battery into the USB powered charger and connect the charger to any USB power source or A/C USB adaptor. A full charge takes just 45 minutes to complete.
- Finish: Black
- Compatibility: SRAM RED eTap
$137.50
KMC's digital ChainChecker is the most accurate tool for checking your chain’s elongation.
- Measures up to 2.5mm elongation
- Fits all chains including 11 speed
- Handy electronic device
- Stainless hardened metal body
$44.99
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 adjustable version allows for a variety of different stem angles. Can be used with positive or negative degree stems and additional spacers can be added (5mm to 10mm) above the stem. Note that some of the larger computers will not always work with a steep angled 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.
$22.99
Convert your K-Edge Garmin Computer Mount to be a Computer + Action Camera combination mount. Works with any camera that utilizes the GoPro sytle interface, including GoPro Hero, Garmin VIRB, and Shimano CM-1000.
- Camera Adapter mount with GoPro style interface
- Fits K-EDGE Garmin Mounts (K13-500, K13-505, K13-560)
- Locks GoPro, Shimano, VIRB style cameras underneath Garmin Computer.
- Centers camera in out of site position
- Improves video clarity by removing plastic mount shake
- Colors: Anodized Black
- Weight: 14grams
*Note: Garmin VIRB requires the GoPro adapter that is included in the box with the VIRB.
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