Bicycle Chain Lock - Complete Security Kits - Each kit includes a high-quality, robust, one-piece forged lock, three keys, and a 100 cm security chain. Professional operators choose chain and lock kits every year to protect millions of valuable pieces of equipment, including trailers, motorcycles, bicycles, and mountain bikes, and can work with complete confidence. There are virtually no damages or cuts – the hardened surface of the chain cannot be manually cut with bolt cutters, and the lock has a maximum security protection mechanism for ultimate protection. The square shape of the chain prevents bolt cutters from getting a good grip, and the lock is specially designed to be almost impossible to open with anti-theft tools. If you don't have a key, you would actually need an acetylene torch to break the chain and lock. The chain lock is scratch-resistant and conveniently sized – it is enclosed in a waterproof nylon sleeve. Scratch-resistant and durable, preventing the chain from scratching your property. 100 cm x 2 cm. The heavy-duty cut-resistant chain is made of iron, strong enough to securely lock your valuables. Widely Used: This motorcycle lock is 100 cm long, enough to lock 2-3 motorcycles together. It is also very suitable for locking lawnmowers, sports equipment, toolboxes, motorcycles and scooters, skateboards, gates, fences, railings, ladders, etc. It is an excellent gift for friends, family, or students in need.