Buyers Products DTR Series Dump Tarp Kits for Pre-Drilled Cab Guards are built for simple dump body and dump trailer tarp applications. The durable extruded aluminum tarp roller telescopes to the exact width of your truck, and the pre-punched holes make installation a breeze. Kit includes: 7 in. folding crank with detent, tarp roller, a 20 ft pull-rope, rope tie down hooks, mounting hardware, and two rubber tarp straps with S-hooks.