For this aluminum shipping case, it is designed for people to ship and carry heavy products. Inner 1 CM EVA lining could protect your products better. Besides, the trolley is best choice for us to carry them when we are working. All the parts of shipping case could be designed as your requirements. Welcome to your inquiry at any time when you need. Dimensions: * Interior: 52*35*21 CM * Exterior: 55*38*24 CM Interior Description: * 1 CM EVA lining around inner case and bottom of case Exterior Description: * 22 MM width of aluminum frame * Two clip locks * One tone chrome handle with Comfort Grip * Reinforced chrome metal corners * Two strong wheels with trolley * 5 MM MDF panel glued fireproof panel