Part of a comprehensive range of freewheel and bottom bracket removal toolsOversized centre hole and thin wall design allows use without removal of cones and locknutsInvestment cast and heat-treated for strength and durability1 base fits end of SR-1, FRW-1 Park tools or simply an adjustable wrench or bench viceHigh strength tool steelCompatible with 11-speed lockringsMade in the USA and covered by Park Tool's legendary limited lifetime warranty