The Shimano Dura-Ace BB92-41B Press Fit Bottom Bracket for road features new seal construction for smooth rotation. Compatible with BB86 frames and 24mm cranks such as Shimano Hollowtech II.

Specifications:
Frame Interface: BB86/92       
Spindle Interface: 24mm (Shimano Hollowtech II, FSA MegaExo, Surly OD, FSA MegaExo Light, RaceFace EXI)
Bottom Bracket Shell ID: PF41
Shell Width: 86.5mm
Color: Black
Weight: 54.0g (Manufacturer Claimed)