The Oxford Discus Chain 10 Features A 9.5mm Square Link Heavy Duty Chain And Combination Padlock. The Chain Comes Equipped With A Sleeve Which Helps Protect Your Paintwork And The Padlock Has A Stainless Steel, Rust Resistant Body, Dead Lock Mechanism And 10,000 Potential Combinations.key Features• Sold Secure Pedal Cycle Bronze• Stainless Steel, Rust Resistant Body• Dead Lock Mechanism• Bolt Cropper Resistant• 10,000 Possible Combinations• 10mm Shackle Padlock• 9.5mm X 1.5m Square Chain Link• Protective Sleeve