The AXA Newton Promotion 4 heavy duty chain locks are especially designed for motorized vehicles. The shackles of this hardened steel chain have a diameter of 10.5 mm and the padlock has a cylinder with anti drilling plate. The Newton Pro Moto 4 complies with the Dutch ART standard of 4 stars and can be used to insure your vehicle. The chain has a high-quality neoprene sleeve that protects your bike from damage. The material does not fray and has sound-insulating qualities. The robust padlock is covered by a strong shock resistant plastic housing with the sophisticated AXA design. The hand operated cylinder cover protects your cylinder from moist and dirt and therefore extends the life span of your lock. The Promotor+ 4 is available in a length of 130 cm and AXA offers online key service to this product.