Description: 1 (One) Upgraded U-bolt kit for mounting a 2" wide spring on a 5,200 lb to 7,000 lb, 3" round trailer axle. U-bolts and nuts are yellow zinc plated. Tie plate is powder coated black.
Contains: (2) 9/16"-18 x 6.625" U-bolts (for 3" tube). (1) U-Bolt plate for 2" wide spring (for 3" tube). (4) 9/16"-18 Hex nuts, grade 8. (4) 9/16 Flat washer, hardened.