SKB Cases 6 Double M4/Short Rifle Case. The SKB Cases iSeries 3614 Dust-Tight Double Rifle Case is molded of ultra high-strength polypropylene copolymer resin featuring a gasketed water and dust tight submersible design (MIL-C-4150J) that is resistant to corrosion and impact damage. The SKB Cases iSeries 3614 Waterproof Double Rifle Case also features a molded-in hinge patent pending "trigger release" latch system with a comfortable snap-down rubber over-molded cushion grip handle for easy and secure carry. Specifications for SKB Cases iSeries 3614 Waterproof Double Rifle Case: Interior Length: 36.50" Interior Width: 14.50" Interior Depth: 5.50" Carton Length: 40.00" Carton Width: 17.50" Carton Depth: 7.00" Shipping Weight: 20.00 lbs Features of SKB Cases 3614-6 Double M4 / Short Rifle Case Fits two short / M4 rifles Rigid foam bunk-bed system In-line skate style wheels for easy transport Trigger Latch System can be retrofitted with TSA accepted key locking latches Padlock holes include stainless steel padlock protector clips Cushion grip handles on three sides for comfortable lifting and carrying Waterproof and dust tight design (MIL-STD 810H) Molded-in hinge for added protection Trigger Latch System Snap-down rubber over-molded cushion grip handle Ambient pressure equalization valve (MIL-STD 810H) Resistant to UV solvents corrosion fungus (MIL-STD 810H) Resistant to impact damage (MIL-STD 810H) Lifetime Warranty Package Contents: SKB Cases 3614-6 Double M4 / Short Rifle Case SKB Cases 3i-3614-DR: 3614-6 Double M4/Short Rifle Case