3500lb Dexter 5-Lug Idler Hub with a 4.5" bolt circle, that comes with bearings, seal, cap, & lug nuts. This Idler Hub uses a L44649 outer bearing & L68149 inner bearing & 10-19 Seal. **Note: Please specify if you need an ez lube grease cap (top with hole and rubber plug) or standard grease cap (solid top).

***NOTE: WHEN FIGURING YOUR BOLT CIRCLE, MEASURE FROM THE CENTER OF ONE STUD TO THE CENTER OF THE STUD DIRECTLY ACROSS, SKIPPING THE ONE IN BETWEEN - THEN ADD 1/4" (ex: a bolt circle measuring 4 1/4" would technically be 5 on 4 1/2").