{"product_id":"trojan-tc40-1-7-8-heavy-duty-snap-lock-trailer-coupling-nz","title":"Trojan Tc40 1 7\/8 Heavy Duty Snap Lock Trailer Coupling NZ","description":"\u003cdiv\u003e\n\u003ch1\u003eCoupling Tc40 Suit 1 7\/8\" – Heavy-Duty Snap Lock Trailer Coupling\u003c\/h1\u003e\n\u003cp\u003eDesigned by Trojan for demanding New Zealand conditions, the Tc40 1 7\/8\" Snap Lock Trailer Coupling delivers fast, secure hitching with peace of mind. A galvanized finish shields the body from harsh outdoor elements, while an integrated anti-rattle screw minimizes movement and cabin noise during transit. This unit is engineered to fit trailers that use a 1 7\/8\" hitch ball and ships with a 3\/4\" Master Cylinder for straightforward installation and compatibility with common brake or hydraulic systems.\u003c\/p\u003e \u003ch2\u003eWhy this Tc40 coupling stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSnap lock, tool-free hitching:\u003c\/strong\u003e Quick, reliable engagement that stays locked even on rugged roads and during vibration, reducing hitching time and operator effort.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIntegrated anti-rattle design:\u003c\/strong\u003e An anti-rattle screw eliminates play and unwanted noise, delivering a quieter, smoother towing experience.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGalvanised steel body:\u003c\/strong\u003e Superior corrosion resistance for coastal, garden, and rural environments, extending the life of your trailer hardware.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIncluded 3\/4\" Master Cylinder:\u003c\/strong\u003e Simplifies installation and connects to compatible brake or hydraulic systems as needed, making setup faster and more versatile.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNZ mounting compatibility:\u003c\/strong\u003e Built around one of New Zealand’s most common bolt patterns, making replacements and upgrades straightforward with four 12 mm high-tensile bolts recommended.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSolid load rating:\u003c\/strong\u003e Rated to a maximum of 2500 kg, ideal for mid-weight trailers, caravans, boat trailers, and utility setups within this range.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompliance and safety:\u003c\/strong\u003e Australian Standard AS4177.3 (1994) compliance helps ensure industry benchmarks for safety and performance are met.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal uses and real-world scenarios\u003c\/h2\u003e\n\u003cp\u003ePerfect for mid-range trailers where dependable, quick-connect hitching matters. Use it on boat trailers that frequently hitch and unhitch in variable outdoor conditions, caravans on coastal roads, or utility trailers that need a robust, maintenance-friendly connection. The snap lock mechanism makes routine hitching fast in the field, while the anti-rattle screw keeps vibration-induced noise to a minimum during long trips.\u003c\/p\u003e \u003ch2\u003eInstallation tips and ongoing care\u003c\/h2\u003e\n\u003cp\u003eFor optimal performance and safety, mount the Tc40 using four 12 mm high-tensile bolts aligned with NZ’s common mounting pattern. Center the pattern, tighten to the manufacturer-recommended torque for your bolts, and verify the snap mechanism engages fully before towing. Regularly inspect the anti-rattle screw and Master Cylinder connections, re-securing components if you notice looseness or wear.\u003c\/p\u003e \u003ch2\u003eTechnical specifications at a glance\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrong ball size compatibility:\u003e 1 7\/8\"\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Galvanised steel\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLocking:\u003c\/strong\u003e Snap lock with anti-rattle screw\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaster Cylinder:\u003c\/strong\u003e 3\/4” (included)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMax load:\u003c\/strong\u003e 2500 kg\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting pattern:\u003c\/strong\u003e NZ common bolt pattern (four 12 mm high-tensile bolts recommended)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e AS4177.3 (1994)\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eWhy choose Trojan for trailer couplings\u003c\/h2\u003e\n\u003cp\u003eTrojan brings a heritage of rugged, purpose-built trailer hardware designed to perform reliably in challenging environments. The Tc40 1 7\/8\" Snap Lock Coupling embodies engineering that prioritizes quick hitching, secure latching, and long-term durability—backed by a design that anticipates real-world use, from coastal spray to muddy ramps. When you need a dependable, easy-to-service coupling that aligns with industry standards, this Trojan unit is built to work as hard as you do.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Trojan","offers":[{"title":"Default Title","offer_id":48966796509469,"sku":"18852700","price":574.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0864\/1072\/3613\/files\/trojan-braked-couplings-coupling-tc40-suit-1-7-8-18852700-tc40-coupling-suit-as4177-compliant-with-australian-standard-1191969354.jpg?v=1772755003","url":"https:\/\/actionoutdoors.kiwi\/products\/trojan-tc40-1-7-8-heavy-duty-snap-lock-trailer-coupling-nz","provider":"Action Outdoors Limited","version":"1.0","type":"link"}