Great Day's Centre-Lok overhead gun rack for full-size crew cab pickups with centre doorposts employs our patented "Opposing Forces" installation system - an incredible system of locking the gun rack solidly into place in a matter of a couple of minutes. No drilling, no screws or bolts required No alterations to the roof to void the manufacturer's warranty. The Centre-Lok is so unique, tough and functional, it comes with an unconditional lifetime warranty that provides replacement or repair of defective parts or products. The Centre-Lok gun rack fits all full-size crew cab pickups with centre doorposts the Centre-Lok gun rack positions guns snuggly against the headliner of the truck - totally out of sight of passers-by - providing abundant headroom for the driver and passengers. The guns are held securely in cushioned, moldable gun clips with Velcro straps and adjust independently to different size guns. The Centre-Lok is framed in aircraft aluminum and finished in a handsome, durable coat of powder-coat enamel. It expands from 48 to 54 inches. Made with pride in USA.