The Chain Locker™ is a universal chainsaw chain storage case for all chains ranging from 6″ – 20″. The Chain Locker™ is very versatile and holds 8 or more chains depending on types and sizes of chains. The Chain Locker™ is made with UV resistant polypropylene to stand up against the sun and on-the-job elements. Hinges and latches are manufactured with 1/8″ diameter stainless steel rods and hinges are frame reinforced. There is also a peg hole for organization. Did we mention it is made in the USA?