Blowout Preventers (BOP) 20-3/4" 3M HDU 13-5/8" 10M HDU 13-5/8" 5M HSU 5-1/8" 15M CTHU Stack Slide 1 Slide 1 (current slide) Slide 2 Slide 2 (current slide) Slide 3 Slide 3 (current slide) Slide 4 Slide 4 (current slide) Type HU BOP Type HU Operation Manual Drilling and Snubbing BOPs7-1/16” 5M HSU-HDU7-1/16” 10M HSU-HDU7-1/16” 15M HSU-HDU11” 5M HSU-HDU11” 10M HSU-HDU13-5/8” 5M HSU-HDU13-5/8” 10M HSU-HDUSelect HSU or HDU to view the Technical Data Sheet for each model of BOP.Patent No.: US D700,681 Type CTHU BOPs Type CTHU Operations Manual Coiled Tubing BOPs5-1/8” 15M CTHUSingle-Double-QuadPatent No.: US 10,689,937 Type HA BOPs Type HA Operations Manual Annular BOPsTechnical Data Sheets:7-1/16” 5M11” 3M HA11” 5M HA13-5/8” 5M HA