Park Bottom Bracket Tool / Cassette Lock Ring – Campagnolo

Oversized centre hole and thin wall design allows use without removal of cones and locknuts Investment cast and heat-treated for strength and durability One-inch base fits end of SR-1, FRW-1 Park tools or simply an adjustable wrench or bench vice High strength tool steel Fits 12 tooth internally-splined Record, Chorus, and Athena cartridge bottom brackets, and Campagnolo cassette hub lockrings