Dix Engineering 13 mm Quick‑Action Chain Coupling – “Mawby Hook” Rated to 3.5 t ATM

The Dix Engineering 13 mm Mawby Hook is a rugged, drop-forged, quick-release trailer safety chain coupling—the Aussie alternative to shackles for caravans, trailers, boats, and more. Engineered in South Australia, it’s fully compliant with AS 4177.4 and ADR 62/02, and rated to 3.5 tonnes ATM. With its pilfer-proof attachment, easy one-handed operation and compatibility with chains up to 13 mm diameter, the Mawby Hook makes hooking up faster, safer, and more reliable.

Key Features:

• Quick-detach coupling that replaces fiddly D‑shackles for chain attachment

• Rated for up to 3.5 t ATM towing applications, exceeding many legal chain‑link limits 

• Fully tested to AS 4177.4 and ADR 62/02 standards, providing Australian compliance assurance 

• Robust drop-forged steel construction with pilfer-proof design ensures integrity and durability 

• Simple to install, compatible with most towbar chains and chain brackets—ideal for caravans and utility trailers 

• Legal on all Australian roads due to compliance certification