sku # BBS-FS-69, BBS-FS-74, BBS-FS-101
Made from 4130 steel, these lightweight 38.1mm (outer diameter) ISO bicycle bottom bracket shells are available in 69mm, 74mm, and 101mm, with the extra 1mm of width ensuring sufficient material for facing both sides.
Right and left threaded (ISO) 1.370" x 24tpi.
69mm - 118g
74mm - 128g
101mm - 178g
Weights are based on representative samples. Actual weights may vary slightly. Imported.