BSA 30 Bottom Bracket

The Wheels Manufacturing BSA 30 bottom bracket threaded to 30mm is their solution to running a 30mm spindle crankset in a BSA (English) threaded frame. This bottom bracket features high quality aluminum cups and fully serviceable bearings.

• Enduro ABEC-3 sealed bearings are replaceable
• Grade 10 chromium steel balls, 52100 High Carbon Chromium Alloy Races provide smooth crank rotation
• Machined aluminum cups with durable anodized finish