QBOP Pte Ltd (QBOP) is a spinoff of the renowned Singapore repair facility STSA (Stork Technology Services Asia Pte Ltd).

STSA has almost 30 years of in-house experience in refurbishing Blowout Preventer of all sizes and makes, using state-of-the-art procedures and machinery.


Replacement Parts.

A comprehensive range of Ram Assembly, Repair Kits and Ram Rubbers are also manufactured at our own quality seal making facility under the most stringently controlled environment.

QBOP Tandem Booster Assembly Packages (JPB 101)

Our retrofit packages make shearing high grade drilling pipe effortless while maintaining the operational integrity of our BOP. QBOP can provide retrofit packages for BOPs ranging from bore sizes 11" to 21"

Miscellaneous Items

- Flanges
- Tees & Crosses
- Drilling Spools
- Adapters





Ram Block With
Wear Pad


Tandem Booster
Assembly Packages


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