The FRW-1 is a one-inch socket and securely holds freewheel and lockring tools (FR-1 through FR-8 plus the BBT-5/FR-11) for removal and installation.
Features an investment cast head with locking setscrew and a long, round, vinyl dipped handle for superior leverage.
Note: Always use a skewer or axle nut to hold a cassette/freewheel tool in place during removal.