Woodford RK-Y34 Repair Kit Adjustable Link - Provides easy and positive adjustment of the lever lock tension Rod Guide - Eliminates side pull on rod, reduces wear on packing, packing nut & stem Flow Finder and Lock - A simple cam that can be set to automatically obtain the same flow each time or lock against accidental opening Long Life Packing - Graphite packing for lubricity and long life Maximum Working Pressure: 125 p.s.i, Maximum Temperature: 120 F