Watts: 1 1/4″ – 2″ – SECOND CHECK KIT for a 009M1 RP (Same as 0887541) (Same as 7016646)

Watts: 2″ – 2nd Check Kit for a 009M2 RP

Ames: 2″ – 2nd Check Module for a 4000B RP

KIT INCLUDES:  second check assembly, cover O-ring and sensing passage O-ring