5-4.5" Bolt Circle 3,500 lbs. TruRyde® Trailer Axle Self-Adjusting Electric Brake Kit With Timken® Bearings - BK545ELEAUTO-TK

Pair of 10" hub/drum 5 studs 4.5" bolt circle using Timken L68149 inner and Timken L44649 outer bearing. Contains inner bearings, outer bearings, grease seals, grease caps, ultra lube grease caps, spindle washers, spindle nuts, cotter pins, tang washers, and lug nuts. (84 Spindle)

Pair of 10" x 2.25" self-adjusting electric trailer brake assemblies with parts. 4 Hole Mounting. For Alko, Dexter, Quality, or other popular trailer axle manufacturers. Only works on 3,500 lbs trailer axles with four hole brake flange. Includes mounting hardware. These are fully assembled backing plates with shoes, springs, and magnets attached and ready to be mounted. The pair includes one left hand and one right hand brake assembly.