Oxford GP Chain10 2.0m x 9.5mm RoundThe GP Chain 10 is an incredible value, multi purpose chain lock. The GP Chain 10 is great for securing everything from bicycles to benches, boats and BBQs, plus hire machinery, lawnmowers and sheds. With its reassuringly chunky steel chain links and integral lock head make this one of Oxfords most versatile locks. The GP Chain 10 has a key replacement service. When you buy your GP Chain 10, simply note down the number which comes attached to the keys