Wheels Manufacturing BBright Direct Fit to Shimano Bottom Bracket with ABEC-3 Bearings

BBright Thread Together Bottom Bracket

• Replaceable Enduro bearings
• Made in the USA
• ABEC-3 sealed bearings
• Grade 10 chromium steel balls, 52100 High Carbon Chromium Alloy Races

• Spindle Interface Type: Shimano Hollowtech II , FSA MegaExo , FSA MegaExo Light , RaceFace EXI
• BB Shell Width (mm): 79
• Bottom Bracket Shell I.D.: 46
• Defined Color: Black
• BB/Frame Interface: BBright Press Fit
• Weight: 146