Parts & Accessories

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

Shimano Di2 External 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

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

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

Enjoy easy viewing with the Butler Out Front handlebar mount! Out Front Mount for following models: BC 1909 STS BC 2209 STS ROX 5.0 ROX 6.0 ROX 8 ROX 8.1 ROX 9 ROX 9.1 *Note: not for use with ROX 10.0

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