Quick Connect

A Metal to Metal Sealing BOP Quick Connector

Enjoy significant time savings while maintaining API connection strength with a Quick Connect System from Downing.

A diagram of Downing MB-4QC

Improve Safety

  • Metal seal maintains BOP connection pressure integrity at elevated temperatures where an elastometer would fail
  • Torque and test crew with hydraulic Enerpac-style torque wrench not required for makeup/breakout

Increase Time Savings

  • Demonstrated 15-minute makeup time
  • One hour saved per full BOP rig up/down cycle
  • Significant time savings in batch drilling scenario


  • Batch / Pad Drilling

Key Features: 

  • 5,000 and 10,000 psi options
  • Metal to metal seal using standard API BX ring gaskets
  • Low torque makeup
  • Full API 6A F connection strength
  • Rated for full bore working pressure + bending load