BBB BCR-31 – CompactGear Chainring S9/10 110 BCD 46T

BBB BCR-31 – CompactGear Chainring S9/10 110 BCD 46T Light and durable; BBB’s 46T CompactGear Chainring S9/10 has a BCD of 110mm; making it suitable for use on compact style chainsets. It is compatible with Shimano 9 and 10-speed drivetrains and is particularly handy for anyone who wants to lower their gearing from the standard 50T outer chainring.