shaffer 7 5M Annular BOP seal element 150847

shaffer 7  5M Annular BOP seal element 150847

7 1/16 5MAnnular BOP seal kit 155079

shaffer 11” 5M annular BOP seal element  150810

shaffer 13 5/8-5M annular BOP seal element 150576

Hydril GK 13 5/8"5M annular BOP 1003263-01

13 5/8"5M annular BOP seal kit 1002209

Produced by Cangzhou Fengliang Petroleum Machinery Co.,Ltd