The Master Lock No. 8333 Folding Bike Lock is 3ft (91cm) long and features 5mm diameter hardened steel links, offering superior resistance to cutting and sawing. Each link is bound by stainless steel rivets to offer maximum pry resistance. The vinyl cover helps prevent scratching. The hardened steel body offers maximum strength and reliability. The carrier bracket is easy to install and provides convenient storage. Insured with the Limited Lifetime Warranty providing peace of mind from a brand you can trust.