Dodge QD Bushing, 1-1/4 in Bore Dia, 4.43 in Barrel Dia, 7-3/4 in Hub Dia, 5.63 in Bolt Circle, 6.63 in Flange Dia, 0.81 in Flange Thickness, 3 Bolt Holes, 9/16-12 x 3-5/8 in Screw, 30000 in-lb, 3.63 in Overall Length, 5/16 x 5/32 in Keyway, Ductile Iron Size F bushingFlanged design4 deg angled taperEasy On/Off operationManufactured precisely to industry standards