bicycle chain flexibility-BikeHand Bike Bicycle 12 Notch 46mm Bottom Bracket Install Remover Tool Compatible with SRAM DUB Fits 68mm 73mm External Threaded - Heavy Duty Steel Socket or Quality Aluminum Alloy Socket

Style Quality Aluminium Alloy Socket
Qty:
12 NOTCH 46mm: For installing and removing of 12-notch external bearing bottom bracket cups with an outside diameter of 46mm.
COMPATIBILITY: SRAM DUB, Race Face Cinch, Rotor BSA30, Zipp Vuma, Hawk Racing BB3086.
1/2" DRIVER WRENCH: Use with 1/2'' driver wrench. Or please use a torque 1/2'' driver wrench for better installation. Weight: 53g=0.1lbs.
PERFECT MATCH: Precisely machined to match the BB cup. Will not damage the bottom brackets. Made of quality steel which is tougher and cheaper than alloy model.