Product reviews for Park Tools SR1 Chain Whip
Park Tools SR1 Chain Whip
Park Tools SR1 Chain Whip: Park's chain whips hold the cassette/freewheel in place while you remove the lockring. This combination chain whip and freewheel/lockring remover wrench is heat treated to prevent bending and flexing. It also features hardened pins to keep the chain in place and a comfortable handle. Hex opening is one-inch fits Park Tool freewheel/cassette lockring tools and 1" bottom bracket tools.