AL-KO Coupling 6000kg 75mm Fixed Ring 4 Hole Suit Pintle Couplings Lockable Intermittent Duty

Intermittent Duty

Will fit straight in to most 4

Fold down single tap

Standard plumbing fittings

AL-KO Coupling 6000kg 75mm Fixed Ring 4 Hole Suit Pintle Couplings Lockable Intermittent DutyRing Type Couplings This style of coupling is similar in function to ball type couplings (fixed and over ride ) but instead of the connection to the tow vehicle being a standard 50 mm ball, the connection is a 75 mm inside diameter ring and this attaches to a pintle hook fitted to the tow vehicle These types of couplings are primarily used in applications where the tow vehicle is a heavy commercial truck As the Australian Standard AS 4177 states the