Hot dipped galvanized Idle hub which fits both 5,200 to 6000 lb axles
 
This kit includes:
1x 3000 lb Galvanized idle hub bolt patter 6 on 5 1/2 inch
1x inner bearing number 25580 1 3/4 inner diameter
1x outer bearing number 15123 1 1/4 inner diameter
1x large hole double lipped grease seal
1x small hole double lipped grease seal
1x cotter pin
1x 1 inch castle nut
1x 1 inch round washer
1x 1 inch "D" style washer
1x 1 inch tab washer
6x 1/2-20 zinc lug nuts 
 
Important Note:
This 6 Bolt Trailer Hub includes two grease seals, one measures 2 1/8 inch Inner diameter and the other measures 2 1/4 inch inner diameter. Both will fit into the hub, but only one will fit snugly onto your spindle, we include both in the kit.