The perfect accessory for securing your chain lock or other items you&';d prefer not to rattle around in the box. The net attaches to both the bottom plate and the side of the box, keeping everything in place. Please note that Urban Arrow accessories are not universally compatible. Please confirm that this will work with your bike before ordering, and give us a call if you&';re not sure! (619) 344-0211 Also note that Special Order Accessories are non-returnable and non-refundable. Return Policy