7 1/16"-5000psi Shaffer type Annular BOP, equipped with packing element, inlaid 304 stainless in all ring grooves, coating in key sealing surface to resistant corrosion, metallic materials temperature is T-20/250, Non-metallic materials temperature is -18℃-121℃, meet API 16A latest edition, meet NACE 0175, H2S Trim. With COC, pressure test report, material report, heat treatment report etc.