AL-KO Secure Barrel Lock CoversSKU: 1280485 The new AKS 3004 Stabiliser provides excellent ride comfort for your car and caravan combination. It efficiently and effectively suppresses the initial signs of caravan instability and snaking movements of a caravan or trailer. Suitable for use on caravans with a gross vehicle weight of up to 3000kg. Supplied with an extended neck towball, towball cover and all necessary fixings. Comes complete with AKS Security device and safety ball.