Park Tool BBT-27.3 Bottom Bracket Tool - 16 Notch, 49mm OD

Park Tool BBT Series Bottom Bracket Tools.

• Fits 16-notch bottom bracket tool fittings with a major diameter of 48–50 mm and a minor diameter of 46.4 mm, including:FSA MegaEvo, and Wheels Mfg Thread Together
• Does not fit Hope BSA30
• Manufactured in-house by Park Tool, anodized for easy identification and featuring a ratchet/torque wrench-compatible 3/8" drive