821/10322, 84829900 Swivel ring for JCB 8016

821/10322, 84829900 Swivel ring for JCB 8016 Z=73 inner ring - 18 holes, M12 thread, symmetrical hole spacing, thread along the entire length of the through hole outer ring - 16 holes, M12 thread, asymmetric hole spacing, through holes, thread along the entire length external ring width 32mm inner ring width 32mm rim width 37 mm diameter at the tops of the teeth 320 mm diameter in the tooth pits 338 mm outside diameter 457 mm