The spring seat is a necessary component of your trailer's suspension system. When mounted with a 3" wide leaf spring, it adds extra support and provides proper positioning for the axle.

This U-bolt, in conjunction with a U-bolt plate and an additional U-bolt, attaches your round, 10,000-lb Hayes axle to your leaf springs. Bolt is 9-1/2" long and has an inner width of 5".

This U-bolt, in conjunction with a U-bolt plate and an additional U-bolt, attaches your round, 10,000-lb axle to your leaf springs. Bolt is 8-7/8" long and has an inner width of 5".

Plate uses 5/8" diameter U-bolts to attach your round, 5" diameter trailer axle to your 2-1/2" wide leaf springs. Designed for use with 10,000-lb, general-duty Dexter axles or 10,000-lb Hayes axles.

Plate uses 5/8" diameter U-bolts to attach your round, 5" diameter trailer axle to your 3" wide leaf springs. Designed for use with 10,000-lb, heavy-duty Dexter axles.

This U-bolt, in conjunction with a U-bolt plate and an additional U-bolt, attaches your 12,000-lb or 15,000-lb, round axle to your leaf springs. Bolt is 9-5/8" long and has an inner width of 5".