The UBB4630 bottom bracket is designed to accommodate any PF30, BBRight or 386 EVO standard, to work with a 30mm spindle crankset. 

• Double-sealed bearings elevate durability
• Precise steel bearings keep your cranks spinning smoothly
• 30mm spindle interface bridges the gap for bigger axles
• Outboard non-drive bearing cups keep your BBRight chainline in check
• Spindle Interface Type: BB30/PF30
• BB Shell Width (mm): 79
• Bottom Bracket Shell I.D.: 46
• BB/Frame Interface: BBright Press Fit
• Weight: 109