Consists of Sampling Cylinder with QRC,Nipples and Hose .Use full when used as storage/transportation unit with frequent connection and disconnection. QRC can be Single Check , Double Check and Straight Through. The materials available are Stainless Steel 316, Carbon steel A 105, Brass. Pressure taken from 3000 psi to 10000 psi. Needle valves used are also available in SS 316, CS A105, Hastelloy, Brass. Pressure rating for needle valves can also range from 3000 psi to 10000 psi