Material: C37700, CW614N (CuZn39Pb3)

Size: 20 * 2mm or 16 * 2mm

Comprised of an compression nut and ring, and a 3/4" female threaded nut

EPDM O-ring

this sets compression fittings are used to connect PEX-AL-PEX Pipe to the stainless steel manifold