Square link security chain made from chain links produced from a hardened special chain steel. The fabric sleeve prevents paintwork and chrome from damage and is ideal for securing bicycles, motorbikes, gardening tools, garden furniture or machinery on the building site. Available in 6 - 10mm diameter in a selection of lengths. 10mm diameter is Thatcham approved when used with 34CS/55 padlocks.Square section chainsLink Thickness: 6mmChain Length: 650mmInside link: 9mm