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Gas Block with Quad Picatinny Rails (Set Screw Attachment)

Gas Block with Quad Picatinny Rails (Set Screw Attachment)

  • 3897


Ever wanted a gas block quad-rail? If so, this is your part. Down and dirty gas block made from anodized aluminum.

Note the top rail is about 0.22" lower than a flat-top receiver, so you'd need one of our extra tall sights if that's what you have in mind.

  • For 0.750" diameter barrels
  • Quad Picatinny/weaver rails
  • Easy set screw installation
  • Top rail is about 0.9" over the barrel center; other rails are 0.75" from the barrel center.
  • Weight: 85g
  • Dimensions: 47 x 39 x 43mm (L x W x H)

You get:

  • (1) Quad-rail gas block
  • (1) 2.5mm hex key (not pictured)
  • (1) Gas tube roll pin (not pictured)

    Compatible with:

    • All AR-15/M16 barrels with a 0.750" diameter gas tube section of the barrel
    • Black steel and stainless barrels 
    • Picatinny/weaver accessories. 

    Installation Difficulty:

    Tools required: Hex key (included) and punch (not included) to get the gas tube roll pin installed.

    Installation notes: You need to watch that the gas block is positioned correctly so that the barrel's gas port is open to the gas block.