It also withstood the freeze test, and boasts a double locking mechanism on top of chunky 13mm square links. 13 mm square link hardened Cro-Mo chain. 11 mm hardened and concealed shackle.Double locking mechanism giving 4.3 Tons anti-jack strength. This product has met the high demands of the Police Preferred Specification and has been accredited Secured by Design. SBD is a police initiative which seeks to achieve sustainable reductions in property theft. By encouraging good design and practice, SBD aims to reduce the demand on police forces and help us all live in a safer society. Oxford Products Ltd hold the Secured by Design License for. If you are unhappy with your order, we will happily accept the return of your item(s) within 60 days provided. If it's a helmet, the Pinlock Insert is not fitted (unless fitted as standard during the manufacturing process). The visor film should also remain on the helmet. Please note that you will be responsible for the costs of returning the goods to us unless we delivered the item to you in error or the item is faulty. This item is in the category "Vehicle Parts & Accessories\Motorcycle Maintenance, Stands & Towing\Security\Chains, Cables & U-Locks". The seller is "bdlamotorbikesltd" and is located in this country: GB. This item can be shipped to United Kingdom, Antigua and Barbuda, Austria, Belgium, Bulgaria, Republic of Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Australia, United States, Bahrain, Canada, Brazil, Japan, New Zealand, China, Israel, Hong Kong, Norway, Indonesia, Malaysia, Mexico, Singapore, South Korea, Switzerland, Taiwan, Thailand, Bangladesh, Belize, Bermuda, Bolivia, Barbados, Brunei Darussalam, Cayman Islands, Dominica, Ecuador, Egypt, Guernsey, Gibraltar, Guadeloupe, Grenada, French Guiana, Iceland, Jersey, Jordan, Cambodia, Saint Kitts-Nevis, Saint Lucia, Liechtenstein, Sri Lanka, Macau, Monaco, Maldives, Montserrat, Martinique, Nicaragua, Oman, Pakistan, Peru, Paraguay, Reunion, Turks and Caicos Islands, Aruba, Saudi Arabia, South Africa, United Arab Emirates, Chile, Bahamas, Colombia, Costa Rica, Dominican Republic, Guatemala, Honduras, Jamaica, Kuwait, Panama, Philippines, Qatar, El Salvador, Trinidad and Tobago, Vietnam.