Dodge Taper-Lock bushings are flangeless for clean, compact application. They are engineered with an 8 deg taper and a flush-mounted design with no protruding parts providing secure locking and elimination of wobble. Dodge Taper-Lock Bushing, 6-15/16 in Bore Dia, 10-1/4 in Outside Dia, 17 in Hub Dia, 8 deg Taper, 10 in Bolt Circle, 4 Bolt Holes, 1-1/4 x 3-1/2 in Screw, 416000 in-lb, 6 in Overall Length, 1-3/4 x 3/4 in Keyway, Ductile Cast Iron World wide acceptance and availabilityFlush mountingDiamond D integral key for added value and convenienceEasy on and easy off designClean and compact Taper-Lock design8 deg taper-grips tight, holds tight and runs true and no wobble7060 coupling size