The DU-HA for the 06-07 Classic Chevy/GMC 5"8"" Extra Short Box Extended Cab is designed to fit underneath your existing back seat, It"s constructed from heavy duty polyethylene and comes with a lifetime warranty, This model also acts as a legal gun case in most states and will securely hold 2 guns, 1 with a scope, Extended Cab Silverado/Sierra - 5"8"" Extra Short Box Model Only (Classic)* *Comes with 2-piece foam gun rack/organizers, No plastic dividers are available for this model, Optional lock kit available for this model, Year: 06-07, Model: Chevrolet/GMC, Color: Lt Gray, Length: 58, Height: 9, 5, Width: 15, 5 SKU: DUHA005