
The BBT-49.3 Bottom Bracket Tool from Park Tool is a precision tool made from CNC-machined aluminium for mounting and dismounting various threaded bottom brackets with 16-notch mountings, including Shimano® XTR® BB93, Dura-Ace® BB9000 and Token® bottom brackets. It is equipped with a 3/8" socket compatible with ratchet and torque spanner.
Ski, climb, hike, camp, and summit with expert-curated, guide-tested outdoor gear from top brands. Shop online or visit us in Seattle for friendly advice!
Not valid on sale items, Garmin products, Arc'teryx or Totem Cams. Other exclusions may apply.
© 2026, Ascent Outdoors