Shimano SM-BB93 Bottom Bracket XTR 68/73mm Brand_Marsh Guard 180 psi rating

180 psi rating

It turns your GoPro into a one-button camera

simple set-up

Designed to protect frame top tube

SHIMANO ALFINE S7000/S700 Series

Shimano SM-BB93 Bottom Bracket XTR 68/73mm Brand_Marsh Guard 180 psi ratingAll bottom brackets are not created equal. That's why Shimano bottom brackets outlast almost all others. Superior sealing, ultra tight manufacturing tolerances and quality bearings combine to make a bottom bracket that rolls freely and never develops play. Bottom bracket cups for Shimano XTR, XT, SLX Hollowtech II cranksets. Specs: Model: SM BB93 Actual weight 66 grams Compatible with all Shimano Hollowtech II mountain cranks Advanced sealing