- 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

- Dual-band Bluetooth and ANT+, magnetless sensor with integrated accelerometer - Quick pairing with CatEye Cycling app (Bluetooth) - Waterproof IPX7 (based on JIS C0920) - Works with Padrone Digital, Padrone Smart+, Padrone Smart*, and Strada Smart* *For Padrone Smart and Strada Smart, works in Mirror Mode only

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

Gain more room or find the perfect position for lights, computers, music players, GPS, or whatever, with the Topeak BarXtender. Attaches securely to the handlebars or stem and adjusts for optimum position. - Clamp: Fits 22-38 mm tubes (shims included) - Crossbar: Device mount bar 25.4 mm - Material: Engineering Grade Plastic and Steel - Mount: Handlebar, Handlebar Stem - Size (L x W x H): 18 x 3 x 3 cm, 7.1” x 1.2” x 1.2” (folded) - Size (L x W x H): 13 x 10 x 3 cm, 5.1” x 3.9” x 1.2” (open) - Weight: 116 g / 4.08 oz

Keep your handlebar organized and your devices secure with the SGS-400-STD (22.2/25.4/28.6mm) from Minoura. - Holds up to 2 accessories (light, computer, mp3, bottle cage holder, etc.) - Lightweight and rustproof alloy construction - New LW-Clamp reduces weight 25 grams compared to previous models - Aluminum bar is position adjustable and uses Hex Bolt to install and remove - 22mm-29mm diameter

Garmin's Bicycle Mount Kit lets you attach any compatible Garmin to your bike's handlebars, so the data stays out in front where you can see it.

Keep your computer where you can read it with Delta's stem bolt-mounted Computer Caddy. It provides a mounting point for awkward or crowded bars. - Mounts securely using the stem bolt - Adds a space to mount up to two devices - Weight limit of 125g (0.28 pounds) per side

Wireless mounting bracket for 2012, 2009 STS & 2006 DTS model computers. Handlebar or stem mount. Compatible models: BC 1106 DTS BC 1606L DTS BC1706HR DTS BC 2006 MHR DTS BC 1009 STS BC 1609 STS BC 8.12 ATS BC 12.12 STS BC 14.12 STS BC 16.12 STS Baseline 1200 plus

Get the most out of your ride with the addition of speed and cadence. Whether you are a weekend warrior or data junkie we’ve got you covered. Features - Sensor magnet kit for RideSense speed and cadence sensors Kit includes: - RideSense speed magnet - RideSense cadence magnet

CR2450 battery for use in SIGMA computers. Compatible models: - BC 1909 - BC 2209 - BC 2209 Targa - ROX 8.0/8.1 - ROX 9.0/9.1 - ROX 5 - ROX 6 - BC 23.16 STS