Push -on Joint Restraint Hardness are used to retraining the socket push-on joint of Ductile Iron Pipelines. It is the quickest, and easiest way to assemble joint for Ductile Iron Pipe and fittings in underground applications.
 

Size	80mm, 100mm, 150mm, 200mm, 250mm, 300mm
Model	LYE 789
Material	Ductile Iron