Creating more storage options and overall cargo space for your pickup truck, the ELEVATE RACK SYSTEM will help deliver maximum fun and adventure for all. Be it soft or hard, rolling or folding, this unique truck rack system allows for the installation and full utilization of many premium inside mount truck bed covers. First, determine the right rack based on the truck type: With a wider crossbar profile, the ELEVATE FS RACK can be paired with Full-Size trucks, Jeep Gladiator, Nissan Frontier and Toyota Tacoma With a narrower crossbar profile, ELEVATE CS RACK can be paired with Ford Maverick, Ford Ranger, new Chevy Colorado and GMC Canyon Next, determine the length of the truck bed and required rail length: The ELEVATE TS RAILS are available in a variety of lengths to fit a multitude of truck beds Please note that if your truck bed cover comes equipped with an integrated T-Slot channel, simply slide the ELEVATE FS or CS RACK directly onto the truck bed cover rail. If your truck bed cover does not include a T-Slot channel, you will need to purchase the Elevate TS Rail separately to install the rack system. Creating more storage options and overall cargo space for your pickup truck, the ELEVATE RACK SYSTEM will help deliver maximum fun and adventure for all. Ladder Rack Elevate FS 750 Pound Capacity Mounts To Elevate TS Rails Multi-Fit Adjustable Height Of 18 Inch Or 28 Inch Set Of 2 Telescoping Visit: https://www.mytruckpoint.ca/products/truxedo-elevate-fs-rack