2 pcs ball valve with internal thread Size:1/4"-4" Material:304 316 316L Series: 1pc, 2pc, 3pc internal thread... 2 PCS Ball Valve Size ... ,Reduced bore, Full bore Floating type(1/2 -10 ), trunnion type(2 -32 ),Operated way: Lever, Gear, Pneumatic, Electric ActurtorCertificates:ISO9001TS 2 pcs ball valve