Dual Unit Valve Relief (Brass) & Reducing (Brass) 1/2" npt Fast Fill 110197
1/4 Barb X 1/8 MPT Union
Water Air Vent (401488) 1/2"F X 3/4"M NPT
Gauge 2 1/2 In 0 to 200 PSI 1/4 In Bottom Connection