*KeyFeatures *Square Chain Cross-Section: 118" x 0.4". The heavy-duty chain lock cross-sections are square, with a larger cross-section area and greater shear strength than regular round and hexagonal cross-sections. Therefore, it cannot be easily cut by wire cutters or any other hand tool. *High Security Locks: The security chain and lock kit is fixed with a durable lock, which is not easy to be broken and has high security. In addition, the lock core of the chain is made of pure copper material, which has the performance of rust prevention and bacteriostasis. *Hadfield Steel Material: Heavy-duty motorcycle lock is made of high-strength Hadfield steel material, which effectively withstands adverse working conditions. The chain surface is galvanized to harden the surface, which has rust and wear resistance advantages. *Liquid Nitrogen Resistance: The outer layer of the premium case-hardened security chain and lock kit has a protective sleeve, increasing the protection force by 60%, especially effectively resisting liquid nitrogen corrosion and prolonging the service life. *Wide Application: The steel motorcycle disc lock is widely used in motorcycles, electric cars, bicycles, automobiles, tricycles, doors, grilles, ladders. Security chain and lock kits usually are used as a bike lock, motorcycle lock, combination lock, cable lock, chain lock. ******************************************************************************************************* *Specifications Model: DSAQL-9X10MM Chain Size: 118" x 0.4" / 300 cm x 1 cm Material: Hadfield Steel Net Weight: 15.87 lbs / 7.2 kg ******************************************************************************************************* *Pakcage Content 1 x Chain Lock 1 x Protective Jacket