Rear Underseat Lockbox 19-23 Silverado/Sierra 1500 {19 New Body Style} / 20-21 2500HD/3500HD w/ Crew, Extended Cab Black Products Tuffy SecurityThe Tuffy lockbox mounts under the rear seat in the GM Crew Cab and Double Cab pickup trucks. This high security 16 gauge steel security lockbox has a full width formfitting design creating over 3500 cubic inches of lockable storage. Easily access your secured contents by flipping up the corresponding lid under your 60 40 split bench seat. The unique design allows the full width to be used to stow firearms or other long items. Feel confident securing