Applications: GM Trucks with GMT560, 1/2" Drive FW Bearing Locknut Socket. Weight: 1lb., 8oz. For use on:1984-1992 Ford Ranger & Bronco II w/manual hubs. 1986-1995 Ford F-series 1/2-truck and full-size Bronco w/Dana 44 front axle. 1990-1993 Dodge trucks w/Dana 44 automatic hubs.
1-1/2" - measured from center to center of two side-by-side tangs
Will both compress the nut wave washer and drive the nut on or off.