The Kovix Alarmed Trailer Lock will give you maximum security for your caravan, boat or camping trailer. The Kovix KTR-18 is built from high grade 304 Stainless Steel and has the added benefit of a 120db motion sensor alarm. This unique Alarmed Lock is as versatile as it is tough.
Fits the following couplings:50mm ball coupling, D035, Treg Off-road, Treg Poly Block