GRANDTECH Provide the high quality original or replacement BOP parts for Chinese brand and American brand, such as RongSheng, ShenKai, Cameron and so on. Including all types: Annular BOP, Single Ram BOP, Double Ram BOP, Shear Ram BOP. The working pressure is 2000psi-15000psi (14 Mpa-105Mpa),The Operating temperature is from -18deg to 121deg(0.4F-250F), the Bore size is 7 1/16″-21 1/4″, the top & bottom connection is Flanged and studded.