... : Steel Ball: brass Stem: brassHandle: steelSize:1/2"-21/2"Thread standard: ISO 228 parallel thread Material: C37700,Commercial Forged Brass, CW602N ... Connect Thread: NPT,BSP,BSPT,NPTF,ISO228,BS21,Compression Endbrass ball valve,full port ball valve,ball valve,brass valve,brass ball valve with female,brass ball ,steel handle Brass Ball valve