Brass ball valve 1. Size:1/4"-4" 2. CE,ISO9001:2000 Certificate 3. MS58,MS59,CW617,CW602N, ... CW617 CW602N,CZ132 Lead free brass2. Size 1/4" ,3/8" , 1/2" , 3/4" , 1" , 1 1/4" , 1 1/2" , 2" , 2-1/2" , 3" , 4"3. Surface Yellow brass ... color Nickel plated Chrome plated4. Point Thread: ISO228 ( Equivalent to DIN259 and ...