1670 Protector CaseInterior: 714 419 233 mm Exterior: 788 493 284 mm Two oversized fold down handles for extra grip 4 strong polyurethane wheels with stainless steel bearings Watertight, crushproof, and dustproof Open cell core with solid wall design strong, light weight Retractable extension trolley handle Easy open double throw latches Stainless steel hardware and padlock protectors Automatic pressure equalization valve balances interior pressure, keeps water out O