Package Included: 2x housing with an angle cut on one end 2x housing with square cuts on both end 8x 5/16-inch x 2 1/2-inch mounting bolt 8x 5/16-inch flat washer 8x 5/16-inch flanged lock nut 2x spring/cable assembly 2x 1/2-inch clevis pin 2x 1/2-inch locking ring 4x aluminum alloy roller 4x 1/4-inch clevis pin 4x 1/4-inch flat washer 4x 1/4-inch locking ring 2x 1/2-inch x 5 1/2-inch gate attachment bolt 4x 1/2-inch flanged lock nut 8x 1/2-inch flat washer 2x S-Hook Condition: New Compatible with: Trailers with side rails 10 to 24 inches above bed Tailgates or ramps 4 to 6 feet in height Maximum tailgate or ramp weight cannot