4 products Ringfeder® drawbar eye type 480 - complete A high-quality Ø50 mm towing eye for use with 50 mm bolt couplings (DIN 74052). With a D-value of 320 Nm this drawbar eye is suited for very heavy loads and heavy-duty operation. Including drawbar eye... Ringfeder® drawbar eye type 470 A high-quality Ø50 mm towing eye for use with 50 mm bolt couplings (DIN 74052). The drawbar eye is supplied with screw kit 14990561. Gauge Gauge suitable for coupling and drawbar eyes 40/50 - only suitable for pre-departure check (not calibratable) Thorn for 50 mm drawbar eyes Tool for replacing bushes in drawbar eyes