B920AL: BSA 1.37”X24T, R/L | B920BA L : Italian 36x24T, R/R
WEIGHT: 302g
COMPONENTS: 10B21 Axle, Steel Body, Alloy Cups, 2pcs Sealed Bearings
APPLICATIONS: MTB & ATB, Road
SPINDLE LENGTH: 110.5mm, 113.5mm, 115mm,116mm, 118mm, 122.5mm, 127.5mm for 68mm, 70mm and 73mm Widths
Bottom Bracket Unit B920AL