Thin Flange Bottom Bracket Socket Designed to create a tight grip on thin flange bottom bracket to avoid slipping while torquing cups into bike frames.

• Compatible with all Wheels Manufacturing (Praxis T47) bottom brackets that have the following spline patterns: 50mm, 12-notch 1/2 UNC threaded Press Rod
• Machined 3/8″ drive, which can be used to allow 3/8″ drive torque wrenches to be attached
• Locks onto 1/2 inch UNC press rod
• Machined 6061 aluminum
• Anodized red