Aluminum Alloy Chainring for Road Bikes 110BCD 4 Bolt Choose 36T or 44T
4 bolt, 110BCD, support 9, 10, 11 speeds. Size: 110BCD. 5 types for you to choose, 36T, 38T, 40T, 42T, 44T. The chainring is made of CNC aluminum alloy material. Narrow wide tooth chainring, less chance of dropping the chain.