SRAM Power Meter Battery Lid and Cover (Including Washer, O-Ring, Spring) BF Apparel there are some road bike

there are some road bike fork/frames that require a special thinner lock ring and are not compatible

Regardless of whether you prefer to ride your road bike

rechargeable Battery capacity 140mAh Battery life Battery life - in use : 60 hours

Taped seams and a lightweight and resilient material ensure a long life and reliability in all conditions

SRAM Power Meter Battery Lid and Cover (Including Washer, O-Ring, Spring) BF Apparel there are some road bikeReplacement battery lid and cover for SRAM XX XX SL Power Meter spider Specifications Includes washer, o ring, and spring (In addition to battery lid and cover) Compatible with: FC XX P D1, FC XX SLP D1 Mfr Claimed Weight TBC