Features Ultra high-strength polypropylene copolymer resin UV, solvent, corrosion and fungus resistant (MIL-STD-810F) Complete gasket seal makes these cases absolutely watertight (MIL-STD-C-4150J) Automatic ambient pressure equalization value (MIL-STD-648C & IP67) Resistant to corrosion and impact damage Molded-in hinges Patented”trigger release” TSA Locking Latch system Reinforced locking loops for customer supplied locks Rubber over-molded cushion grip carrying handle and pull handle Convenient quiet-glide wheels Specifications Interior Length 46.75 in 118.75 cm Exterior Length 53.00 in 134.62 cm Exterior Width 17.00 in 43.18 cm Exterior Depth 6.85 in 17.40 cm Instrument Body Length 16.75 in 42.55 cm Instrument Body Depth 2.50 in 6.35 cm Instrument Lower Bout 13.50 in 34.29 cm Instrument Upper Bout 11.00 in 27.94 cm Carton Length 53.75 in 136.53 cm Carton Width 17.50 in 44.45 cm Carton Depth 7.00 in 17.78 cm Lid Depth 1.50 in 3.81 cm Shipping Weight 25.20 lb 11.43 kg Product Weight 22.30 lb 10.12 kg