6 Lug on 5.5 - Trailer Axle Idler Hub - HUB 63555 - Fits #84 Spindle - Races Installed L44610 & L68111-3,500 lbs Trailers Kit includes: 2 x 5-5.5 Bolt circle hub using L68149 Inner & L44649 outer BearingKit Includes: 2 x 1.98 Dust cap Soft Close Sliding Door Track: Ball bearing three wheel roller slide smoothly and quietly, tested beyond 100,000 rolls. The quick-release locking tab makes it easy to install or remove the door without the need to run the door panel off the rail Boat Trailer Hub Kit SOUTHWEST WHEEL 5-Hole, 5.5" Bolt Circle Idler Hub For 3,500 Lb Trailer Idler Hub Parts Contains TruRyde inner bearing, outer bearing, seal, grease cap and lug nuts. TruRyde® 5 studs 5.5" bolt circle hub for a 3,500 lbs. Trailer axle. Pre-raced & pre-studded with 1/2"-20 studs. (Images, descriptions, volume discounts... For trailer use only. SOUTHWEST WHEEL 2-Pack 5-Hole, 5.5 Bolt Circle Idler Hub for 3,500 lb. TruRyde parts are manufactured to automotive standard in ISO/TS-16949 registered factory. (3 1/4 from center of one stud to the center of the next stud) 5 studs 5.5 Bolt circle using L68149 inner and L44649 outer bearing hub. Axles SOUTHWEST WHEEL 2-Pack 5-Hole, 5.5 Bolt Circle Idler Hub for 3,500 lb. Axles. TruRyde hubs are pre-raced & all studs are 1/2-20 with yellow finished zinc plating. 10 x 1/2 60 Degree Cone Style Lug nut 5 studs 5.5 bolt circle (3 1/4 from center of one stud to the center of the next stud)