LASCO 0-0037 Retro-Fit Trim Kit for Price-Pfister Tub/Shower Valve (Old To New Trim Upgrade Adapter) OEM #931-930 For price faster Old style to new style trim upgrade adapter For tub and shower valves (retro fit old style valves) Oem part #931-930 Made in USA This is a LASCO replacement part Part Number 931-930