Clamp on .750 Quad Rail Gas Block

On sale: $15.69
Retail Price:$19.50
You Save:$3.81(20%)
In Stock.
Part Number:GB750R4

This .750" Gas Block is designed to line up outside a Quad Rail system, extending the top, bottom and side areas available for mounting accessories. The Clamp-on design tightens securely around a .750" barrel without damaging or marring the finish.


  • Top, bottom and side rails each have 4 Picatinny slots
  • 6061-T6 Aluminum Construction
  • .750 Diameter
  • Solid Black finish
  • Height: 2"
  • Includes roll pin, 3 set screws and allen wrench
  • Fits: AR .750" Barrels

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