Pintle Hook & Ring
Tipping Trailer Parts Bolt on Pintle Towing Hook with hi-tensile bolts Bolt-on Pintle Towing Coupling Ring 6.5t capacity WE6504E https://www.rogerswillex.com.au/public/products/couplings-and-pintle-hooks/all-couplings-and-pintle-hooks/ Not stamped ex-military 3-5 tonne rating. Air over hydraulic master cylinder with booster Air reserviour receiver with service and emergency hoses