Replace your trailer's worn-out, sagging leaf springs with new ones from Smith. Trailers are built for a multitude of purposes, and the springs underneath come in a variety of shapes and sizes with load capacities to match that of the axle and the weight being hauled. Note: Before ordering, measure the length, width, and height, and count the leaves on your old springs.• 6 leaves• Eye center to eye center: 29-1/2" long• 2" wide• 3-1/2" high• Uses 9/16" shackle bolt• End style: Eye-hook• Spring weighs 30 lbs.• 4, 000-lb. load capacity Note: Measure existing spring before ordering | Slipper Ring With 6 Leaves, 29-1/2"