Slipper leaf spring acts as part of a trailer's suspension system by providing an attachment point for a 12,000-lb axle. Spring flexes to resist shock and also ensures a smooth ride. Includes rubber bushing with 1" inner diameter.

Plate uses 3/4" diameter U-bolts to attach your round, 5" diameter trailer axle to your 3" wide leaf springs. Designed for use with 12,000-lb to 15,000-lb Dexter axles.