The Yakima Bedrock HD offers a low profile, heavy-duty way to crossbars, racks and cargo into the bed of a pickup truck, without the need to drill holes. Features: Easy to reach low profile height position makes it easy to rack out and reach gear Simple, tool-free attachment makes installation, removal and crossbar spread adjustments a breeze Best-in-class, maximum on-road rating of 300 lbs. Maximum off-road rating of 180 lbs. Built to last, with engineered aluminum construction and durable powder-coat finish Integrated tie-down points on endcaps of HD Bar make securing any load quick and simple T-slot attachments make adding gear mounts and accessories fast and easy Designed and tested for all common truck beds Integrated SKS (Same Key System) locks the rack system to the truck bed Works seamlessly with the new Yakima HD Bar crossbar in 68"/78" lengths (Sold Separately) Specifications: Weight: 8.01 lbs Dimensions: L 5.50in x W 4.25in x H 7.00in