Apollo/Conbraco 1/4 to 1/2 Inch First or Second Check Kit For 40-100 Double Check And For The 40-200 Series Reduced Pressure Zone Assembly. Kit Includes: Check Poppet, Check Seat Disc, Check Cover O-Ring, Poppet Screw, Retaining Washer, Check Seat, And Check Seat O-Ring | Apollo-Conbraco | 40003A2








