How to Install a Pictanny Rail

A variety of accessories area available for use when shooting a rifle or handgun. Add-on shooting aids including scopes, lasers and sights are attached to rifles and pistols with the use of a Picatinny rail mount. Originally developed for use by the military in the early 1900s, the Picatinny rail provides a standardized method of attaching various equipment to a weapon in a secure manner.

Things You'll Need

  • Allen wrench
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Instructions

    • 1

      Remove any magazines, clips and ammunition from the weapon before starting work. Make sure the weapon is empty and safe to handle before starting.

    • 2

      Locate the drilled-and-tapped accessory mounting points on the receiver or forearm of the weapon. Look for two or more small holes spaced evenly along a straight line. The holes may or may not have screws inserted in them as plugs to seal out debris and dust.

    • 3

      Remove the screw-in plugs, if necessary, from the drilled mounting points. Use an Allen wrench to loosen and remove the screw-in plugs.

    • 4

      Place the Picatinny rail over the drilled and tapped mounting points on the receiver or forearm. Line up the holes in the rail with the holes in the weapon.

    • 5

      Insert threaded Allen head screws through the Picatinny rail and into the drilled-and-tapped accessory mounting points. Turn the Allen head screws to the right or clockwise to thread and tighten.