Single Chainring for Road Bike 110BCD 4 Bolts with Advanced Tooth Design
4 bolt, 110BCD, support 9, 10, 11 speeds. Size: 110BCD. Narrow wide tooth chainring, less chance of dropping the chain. The chainring is made of CNC aluminum alloy material. 1x chainring. 5 types for you to choose, 36T, 38T, 40T, 42T, 44T.