Wheels Manufacturing BB30 Bottom Bracket - DUB Spindle ABEC-3 Bearing Model-Patriot RL They use a captive steel

They use a captive steel washer under the head that protects your fork

You're rewarded with free speed as every pump and pedal stroke propels you forward while Transition's SBG Geometry ensures you're composed for every root

Hub centering

in an aluminum bottle with a child-proof cap

(mm) 41 Manufacturer Number BB86-30MM Bearing O

Wheels Manufacturing BB30 Bottom Bracket - DUB Spindle ABEC-3 Bearing Model-Patriot RL They use a captive steelWheels Manufacturing BB30 Bottom Bracket DUB Spindle ABEC 3 Bearing. BB30 Bottom Bracket TECH SPECS Bottom Bracket Shell I. D. 42 BB Frame Interface BB30 BB Frame Interface BB30a BB Shell Width (mm) 86 Spindle Interface Type SRAM DUB Defined Color Silver