2 pcs ball valve with internal thread Size:1/4"-4" Material:304 316 316L Series: 1pc, 2pc, 3pc internal thread... 2 PCS Ball ... .S,S.S,F.S Certificates:ISO9001:2000 & TSStainless Steel 2 PCS Ball ValvePressure: Class150-1500LB or PN16-PN160 or 10K ... , Three-Piece,Reduced bore, Full bore Floating type(1/2 -10 ), trunnion type(2 -32 ),Operated way: Lever, Gear, Pneumatic, Electric ActurtorCertificates ...