Parts & Accessories

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

Shimano Di2 Frame Junction Box Frame Junction Box connects via SD50 E-tube wires to four different points: front derailleur, rear derailleur, cockpit junction box and battery mount All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions Use Di2 system checker to update component firmware from http://e-tubeproject.shimano.com/

- 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"

Lights, Camera, You Name it The Accessory Mount is a great solution for attaching your GoPro-style mount to your helmet, seatpost, handlebar, selfie-stick or just about anything else. The banded system offers easy attachment, the 270 degree rotation helps you position your camera so that you can get the shot every time, and the omni-directional breakaway feature will take the hit in a crash (possibly saving your camera equipment). With the Accessory Mount, your imagination is the only thing holding you back. Features - Omni-directional breakaway, 270 Degree Rotation

Complete two tasks with one cable using Garmin's charging/data clip. Connect the cable to your computer's USB port to recharge your Forerunner and to transfer data to and from your computer. This cable also pairs with an optional AC adapter (sold separately).

Zipp delivers an uncomplicated computer mount for aerobar extensions that’s easy to install, lightweight, and vibration and slip free. The 22.3mm industry standard mount installs simply and securely on aero extensions. The Zipp QuickView TT Computer Mount is aerodynamically shaped for left-side installation, but also can be installed on the right bar extension. It comes with a single Torx T25 bolt, flexible mounting clamp, and a quarter-twist mount.

Securely holds your Turbo Connect Display/Speedzone 2 computer. - Specialized Turbo Connect Display mount. - Left- and right-side compatible. - Mountain bike design situates a CPU above stem. - Fits 35mm handlebars.

Securely holds your Turbo Connect Display/Speedzone 2 computer. - Specialized Turbo Connect Display (TCD)/Speedzone 2 Display mount. - Left- and right-side compatible. - MTB-style above-the-stem mount.

Securely holds your Turbo Connect Display/Speedzone 2 computer. - Specialized Turbo Connect Display (TCD)/Speedzone 2 Display mount. - Left- and right-side compatible. - Road-style above-the-stem mount.

Kit containing all replaceable items for the Specialized power meter pod. - White silicone O-ring. - Two M3x5 stainless steel screws.

Connects the Specialized SL Range Extender Battery with 2nd generation Turbo Levo SL Comp, Comp Carbon, Expert Carbon, and S-Works models. Custom connector with lock mechanism ensures a secure connection. Length: 145mm

SL Range Extender Cable 285mm MTB

Charge your Specialized Turbo battery with this high output, custom Li-ion charger. • Custom Specialized Li-ion battery charger • Output: 42V4A • Compact design while delivering huge power • With Rosenberger plug and light indication of the charging status

The QuickView was designed to put the Garmin Edge Computer out in front of the stem. Fits Garmin 605 and 705. - Glass-filled nylon, stainless steel Torx T25 bolt - Weight: 20g

- Shift buttons mounted to the end of a bar plug - Included wire connects to Blip Box - Fits bars with 19 - 20.5mm inside diameter

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

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

- Use to keep Blips in place on handlebars - Fits 31.8mm round portion of drop bar - Clamp mounts directly to bar outside of tape zone - Ideal for use with thumbs or index fingers while hands are on the tops - Right and left specific, just like Blips - Weight: 12 grams (for pair) - Material: Polypropylene - Compatibility: 11-speed - Recommended Group: SRAM RED eTap

External Blip mount for aero extensions and base bars - 360 degree rotation for adjustment - Aero use only to fit 22.2mm OD bar 65mm in length - Fits all Zipp aero extensions and base bars - Blips not included - Weight: 57 grams for pair (does not include Blip) - Material: Polypropylene + TPE - Compatibility: 11-speed - Recommended Group: SRAM RED eTap

MORE POWER, WITH SECURITY, MORE COMFORT. Water-repellent mobile phone case for the bicycle handlebar Everything in view - in any weather: The smartphone case COM/SMARTBAG can be attached to any COMPIT cell phone holder thanks to the adapter. A special COMPIT cover is therefore not necessary. The large transparent window ensures that the touchscreen is easy to operate, and it is also possible to unlock the cell phone with a fingerprint directly through the film. The lower extra compartment not only offers additional storage space for keys and money, but also space for the COM/UNIT power bank for inductive charging of the mobile phone while driving. For attachment to the COMPIT mobile phone holder system When touring in rough terrain, it is advisable to charge the cell phone with a cable. Optionally, the COM/UNIT can also be attached directly under the SMARTBAG to the COMPIT smartphone holder. In this case, the mobile phone must always be charged via cable through the cable guide. Suitable for smartphones with a maximum size of 155 x 80 x 15 mm. - Only compatible with the COMPIT system - Extra storage space - Water-repellent - Can be operated through foil - For all common smartphones - Weight: 115g

COMPIT Phone Covers (or the COMPIT Phone Adapter) are needed to securely mount the phone to the COMPIT unit. The cover has a special mounting device that allows the phone to be docked into the COMPIT system. Enclosing the outer edges of the phone and extra-durable at the points of maximum stress, this cover is made of shock-absorbing, high-quality, wear-resistant plastic. It can be easily attached and removed from the phone. - For iPhone 6+/7+/8+

COMPIT Phone Covers (or the COMPIT Phone Adapter) are needed to securely mount the phone to the COMPIT unit. The cover has a special mounting device that allows the phone to be docked into the COMPIT system. Enclosing the outer edges of the phone and extra-durable at the points of maximum stress, this cover is made of shock-absorbing, high-quality, wear-resistant plastic. It can be easily attached and removed from the phone. - For iPhone 6/7/8

COMPIT Phone Covers (or the COMPIT Phone Adapter) are needed to securely mount the phone to the COMPIT unit. The cover has a special mounting device that allows the phone to be docked into the COMPIT system. Enclosing the outer edges of the phone and extra-durable at the points of maximum stress, this cover is made of shock-absorbing, high-quality, wear-resistant plastic. It can be easily attached and removed from the phone. - For iPhone X/XS

COMPIT Phone Covers (or the COMPIT Phone Adapter) are needed to securely mount the phone to the COMPIT unit. The cover has a special mounting device that allows the phone to be docked into the COMPIT system. Enclosing the outer edges of the phone and extra-durable at the points of maximum stress, this cover is made of shock-absorbing, high-quality, wear-resistant plastic. It can be easily attached and removed from the phone. - For iPhone XR/11

Mount your bike computer directly to your ShockStop Suspension Stem. The ShockStop Computer Mount puts your Garmin, Wahoo, Cateye, Joule, Mio, Magellan, or Polar bike computer in perfect position. Two different mounting positions let you fine-tune the fit of your computer and tuck it out of the wind. Benefits: - Conveniently places your computer directly in front of your stem within easy reach - Two different mounting options let you fine-tune the position of your computer Details: - Fits ShockStop Suspension Stem only (Note: using the computer mount with the +30 degree stem will place the computer in a very upright position in line with the stem) - 2 different mounting positions (upper & lower) Compatibility: - Compatible with Garmin Forerunner QR kits - Compatible with Garmin Edge 1000 in portrait and landscape mode (upper position) and landscape mode only for lower position - Compatible with Wahoo Element and Polar in the upper position only

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

Customize your Karoo with interchangeable Karoo Color Shells. Features - Karoo Color Shell includes everything you need for installation - Each Karoo Color Shell is interchangeable - you can buy multiple to mix-and-match shell, buttons and USB cover colors - Contents include: Karoo Color Shells, Buttons, USB Cover, 2x T8 fasteners, T8 screwdriver - T8 fastener max torque 0.2Nm - Compatible with Hammerhead Karoo released in 2024

Misuro B+ is the perfect sensor to enhance your training sessions with Elite home trainers and rollers. This ANT+ and Bluetooth Smart Speed/Power/Cadence sensor monitors indoor training sessions via smartphone, tablet, cycle computer, or compatible GPS devices when installed on an Elite trainer. - Reads data based on the type of trainer used. - Uses ANT+ and Bluetooth Smart protocols that are compatible with many devices. - When paired with the My E-Training Software, it turns your Elite trainer into an advanced digital instrument that displays and manages fundamental training data.

The BlueGiga dongle gives Rouvy, CycleOps' virtual training software, the ability to seamlessly connect to Bluetooth devices and sensors. The BlueGiga dongle contains a Bluetooth (BLE) radio that allows PCs to communicate with BLE devices, including CycleOps smart indoor bicycle trainers and power meters made by the folks at PowerTap. Most importantly, the BlueGiga dongle is necessary to update the firmware Over the Air (OTA) via VirtualTraining for the Hammer and Magnus bike trainers. - Bluetooth dongle for PCs to work with Rouvy - Needed for Over the Air Firmware Updates to Smart Indoor Bike Trainers. - Works with PC desktops and laptops.

CatEye's Bluetooth Speed/Cadence Sensor transmits your speed and cadence through your Bluetooth-compatible Smartphone to your handlebar-mounted CatEye Strada Smart cyclo-computer (sold separately). Download the CatEye Cycling app for iPhone/Android and you’ll get all your ride data and save your phone battery. Attack each ride and celebrate your successes on the bike!