4 bolt 104mm BCD. BBB CompactGear Chainring 38T Shimano Fit - BCR-31 9/10 Speed 110mm. BBB CompactGear Chainring 39T Campagnolo BCR-32c 9/10 Speed 110mm. Narrow Wide tooth profiling ensures ultimate chain retention.
Race Face Narrow Wide Single Chainring 104BCD - Purple - 36T
Race Face Narrow Wide chainring 36T Purple/Green/Orange/Blue 10-12sp 104mm
Race Face Unisex Chainring Single Narrow Wide Black RNW104X38BLK, Black, 104 x 38T UK
Race Face Direct Mount Cinch Narrow Wide Single Chainring 42t
Race Face CHAINRING SINGLE NARROW WIDE
