Chris King ThreadFit 30 bottom brackets are designed and built to be durable, serviceable, and silent. Bearings can be serviced with the Chris King Grease injector tool.

• King made-in-house bearings
• King Lifetime Warranty
• Included Fit Kit #1 is designed to mate the ThreadFit 30 bottom bracket with a DUB MTB 28.99mm spindle

Specs:

• Spindle Interface Type:SRAM DUB
• BB Shell Width (mm):68 , 73
• Bottom Bracket Shell I.D.:1.37
• Defined Color:Black
• BB/Frame Interface:English