OFFSET DISTANCE: 1.810 IN. NOMINAL; BORE LENGTH: 1.830 IN. NOMINAL; FORK WIDTH: 4.000 IN. NOMINAL; SECURING HOLE SIZE: 0.326 IN. NOMINAL; DISTANCE FROM MOUNTING FACILITY CENTERLINE TO ARCH CENTERLINE: 3.750 IN. NOMINAL; ARCH INSIDE RADIUS: 2.500 IN. NOMINAL