The SKB CORPORATION (Clamshell Hard Case 20-17/3) — part 51540409 is designed for reliable storage and handling across shops, warehouses, and facilities. It is constructed from polypropylene, dimensions L 30.75 in., W 26.00 in., H 15.50 in.. Access and protection features: includes a lid, with a hinged top, and can be locked for security. Color: Black. Clamshell Hard Case: 20-17/32" Wide, 12-1/2" High Black, Polystyrene. Use it to organize parts, consumables, and bulky items while improving workflow and protecting contents from dust, moisture, and impact.