BACKRACK Tonneau Hardware Kit; Low Profile; 07-19 Silverado/Sierra Old Body Style Model 40120 53" L four washers and four nuts

four washers and four nuts

the legs are compatible with all CURT 25K and 30K 5th wheel hitches (weight capacities are limited to the lowest-rated towing component)

Weight: 204

ball mounts

BACKRACK Tonneau Hardware Kit; Low Profile; 07-19 Silverado/Sierra Old Body Style Model 40120 53" L four washers and four nutsBACKRACK Tonneau Hardware Kit; Low Profile; 07 19 Silverado Sierra Old Body Style Model 40120 Replaces Standard Railmount Hardware. Allows Toolbox to be installed flush against BackRack(TM). Eliminates gap between Toolbox and Backrack. Allows Toolbox to be installed without drilling into truck bed. Standard 21 inches. Optional 31 inches available. Tonneau Cover Hardware Kit Fitment Information 2014 2018 Chevrolet Silverado 1500, 2010 2013 Chevrolet