Park Tool BBT-RS Bottom Bracket Tool Retaining System Backing Plate Comfortable acoustic tube style earpiece

Comfortable acoustic tube style earpiece

Excellent barefoot replacement

Like all Park Tool products

making it simple to remove and install rivets

sore wrists and arm pump while supporting the hand and wrist in an ergonomically ideal position

Park Tool BBT-RS Bottom Bracket Tool Retaining System Backing Plate Comfortable acoustic tube style earpieceApplies consistent, adjustable pressure to nearly any Park Tool bottom bracket tool, ensuring full engagement with the tool fitting and preventing slippage Compatible with threaded cup, thread together, cartridge, and cup and cone bottom bracket styles Compatible with Park Tool socket style aluminum bottom bracket tools that feature internal threading Also compatible with any bottom bracket tool with a handle or external wrench flats Comprehensive