Martin E 2 1/8 Standard QD Bushing, 2-1/8 in Dia Bore, 3.834 in Dia Barrel, 6 in Dia Flange, 2-5/8 in OAL, Cast Iron

Martin QD Bushing, Standard, 2-1/8 in Bore Dia, 3.834 in Barrel Dia, 7-1/2 in Hub Dia, 5 in Bolt Circle, 6 in Flange Dia, 3/4 in Flange Thickness, 3 Bolt Holes, 1/2-13 x 2-3/4 in Screw, 20000 in-lb, 2-5/8 in Overall Length, 1/4 x 1/2 in Keyway, Cast Iron