Trojan Coupling Duo-Fit 3500kgRegular price $439.99
Plunger Coupling - 3500kg Capacity
This is a heavy-duty coupling which has the same mounting as Trojan override couplings. It will fit both 1 7/8” and 50mm towballs. An anti-rattle screw is fitted and there is provision for fitting a security padlock. Complies with NZ standard 5232-1993, when used in the 50mm mode.
Below is the measurement between the bolt hole center’s. The bolt holes are to suit 12mm bolts. Fitment should be by way of 4x 12mm high tensile bolts. Can be used along side electric brakes or driver operated brake systems. This coupling will fit both 1”7/8 and 50mm couplings