The Active Cargo System is a fully-upgradable, customizable truck bed rack. The ACS MAXTRAX mounting plate is designed to securely attach MAXTRAX sand ladders to the ACS rack. Simple installation using the ACS quad rail. Fits any size ACS truck rack. Specifications: Active Cargo System Truck Bed Rack MAXTRAX Sand Ladder Mounting Plate Simple T-slot installation Grade 10.9 Black Zinc- Nickle plated fasteners Weight 4.0 lbs. Does NOT include MAXTRAX mounting Pins Designed, engineered and manufactured in the USA Because of the length of the MAXTRAX no other accessories may fit on 5'-1/2 truck beds CA Residents:⚠️WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov Note: MAXTRAX Sand Ladders And Mounting Pins NOT Included. INSTALLATION INSTRUCTIONS