Remark:
B903:BSA 1.37”x 24T, R/L
IB903B:talian 36mm x 24T, R/R
Material:Steel (Cup Set Parts), 10B21 (Axle), Set of 8pcs
Components:1/4”x9x2pcs Ball Retainers, Dust Seal
Finish:Black (Cups & Axle), ED (Locking Ring)
Applications:MTB & ATB, Road
Bottom Bracket Cup B903