Trailer couplings, base plates, tow pins and coupling spares, including Cruisemaster, AL-KO, Ark and XO parts, stocked in Midland, Perth. Browse override and off-road couplings, mounting bolts, locking pins, dust caps with lanyards and coupling locks, plus master cylinders for hydraulic setups. Matching the coupling to your trailer’s rated capacity matters, so call (08) 9274 2429 if you would like help choosing. Complete your setup with a towball or hitch.