Dodge QD Bushing, 3-3/8 in Bore Dia, 3.83 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, 2.63 in Overall Length, 7/8 x 1/16 in Keyway, Ductile Iron Size E bushingFlanged design4 deg angled taperEasy On/Off operationManufactured precisely to industry standards