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This coupling can be fitted to both 1 7/8” and 50mm towballs by simply lifting and rotating the handle. Available with multifit mounting plate. Cast in steel with an electro zinc plated finish. An anti-rattle screw is fitted and there is provision for fitting a security padlock. When used in the 50mm mode these couplings comply with NZ Standard 5232-1993
Specifications
Below is the measurement between the bolt hole centres. The bolt holes are to suit 10mm bolts. Fitment should be by way of 4x high tensile bolts. NZs most commonly used coupling.
| Bolt Size | G 8.8 | G 10.9 |
|---|---|---|
| M10 |
45ft/lb 60Nm | 60ft/lb 80Nm |
| M12 | 75ft/lb 100Nm | 90ft/lb 120Nm |