Purpose-built and tested for overland travel on rugged terrain, the Yakima OutPost HD truck rack leverages Yakima's new HD Bars for a 500-lb. on-road carrying capacity with a 300-lb. Off-Road Rating. The OutPost is a firmly engineered foundation to handle all of your backcountry gear needs. Choose the length of Yakima HD Bars (sold separately) that works best for your setup to use with the OutPost HD. Designed and tested for all common truck beds using the BedGrip(TM) clamp design, including tracked beds, and select tonneau covers. Compatible with all Yakima mounts for multi-sport versatility. The mid-height design (sitting 13" above the bed's side rails) provides a low center of gravity, easy accessibility to gear, and the perfect platform for rooftop tents. Integrated tie-down points make it easy to secure any load. Built to last with engineered aluminum construction and a durable powder coat finish. T-slot attachments let you add gear mounts and accessories quickly and easily. Includes integrated SKS (Same Key System) locks to secure the rack system to the truck bed. All mounting hardware is included for easy installation.