Ranger Rotary Control Valve Sales Kit B For Product Code: RSL-2XX7-00X54406A; 1-1/2" Stainless Steel 300# Flangeless, Opt-7a Alloy Steel Studs, Cs Nuts; Special Construction; Full Port Seal Retainer, No Insert; Per Spq Number 54406 - Stellite #6b Plug, 316 Sst Stem, Stellite #6b Bushings;