Chain Locks by BIGLUFU. Details:Still hassled by those awful bike thieves? With our 15mm unbreakable 3T manganese steel chain lock, the bike theft will must be tired out. It’s a nice choice for all of you! BIGLUFU is a professional enterprise focusing on the design, and distribution of strong anti-theft bicycle security equipment. Advantages of Our Bike Chain Lock - 15mm chain lock is much thicker than the most chain lock in the market, strong enough to withstand 10KN tension and 20KN shear force. - Six-sided chain links made from high performing 3T manganese steel for strong cut resistance. - Protective nylon sleeve cover is weather proof and will not scratch your bike or scooter. Specifications: - Dimension: 60" long / 15 mm Diameter - Weight: Chain Lock, approx. 10lbs / 4.33lbs U Lock, approx. 450 gram / 16 oz - Color: Black Package Includes: - 1 x Chain Lock - 1 x U Lock ( only 10lbs chain lock included ) - 2 x Ergonomic keys - 1 x Chain Lock Bag Safety Tips: Never leave your...