Southwest Wheel Pre-Greased Easy Assemble 5 on 4-1/2" Hub and Drum USA Electric Brake Kit for 3,500 lbs. Trailer Axle

Pair of Dexter 10" x 2 1/4" 5-4.5" bolt circle Dexter Pre-Greased hub and drums with parts (2 5/8" from center of one stud to the center of the next stud) Pair of Dexter 10" x 2 1/4" electric backing plates with hardware The kit comes with all the part you need to complete the installation and to make installation easier the hub and drum comes with easy-to-read instructions. Includes E-Z Lube & standard grease caps, spindle attachment hardware & lug nuts. Built for 84 spindles with a 4 hole brake flange (inner bearing L68149, outer bearing L44649)