BBB CompactGear 2x9/10 110BCD Chainring BCR-31

BBB CompactGear 2x9/10 110BCD Chainring BCR-31 BBB CompactGear 2x9/10 110BCD Chainring BCR-31. CNC machined 7075 T6 aluminium compatible with Shimano 9/10 speed drive systems. Available in 34, 36, 39, 42, 46, 48, 50, 52, 53T.

eBay