Martin SPH-25 2 15/16 Shear Pin Hub, 2-15/16 in Dia Bore, 5-1/2 in Dia Hub, 12-1/2 in OD Flange, 6-5/16 in L Through Bore
Martin Shear Pin Hub, 2-15/16 in Bore, 5-1/2 in Diameter Hub, 12-1/2 in OD Flange, 6-5/16 in Length Through Bore, 5/8 in Bolt, 6 Bolt Holes, Cast Iron