Geissele Automatics

The Geissele Suppressor Alignment Gage (SAG) is a precision gage used to verify the alignment of a suppressor to the bore of a firearm barrel. It is important to understand that the...

7.62mm Suppressor Alignment Gauge The Geissele Suppressor Alignment Gauge (SAG) is a precision tool designed to verify suppressor alignment with the bore of a firearm barrel. Since suppressors are...

  Geissele 13.5" Super Modular Rail MK4 - Black The Super Modular Rail (SMR) MK4 M-LOK™ is Geissele’s ultra-lightweight M-LOK option. These rails are purpose-built and feature...

Geissele Automatics Barrel Nut Wrench Constructed from steel, with a corrosion resistant black finish, the Geissele Barrel Nut Wrench is designed to be used with Geissele Barrel Nuts.  

The SSA-X Government trigger is a two-stage trigger that features a Nanocoated wide body trigger and Nanocoated Hammer, with a special Chrome Nitride disconnect that combines advancements in coating...

The Super Modular 15" Rail (SMR) MK4 M-LOK is Geissele's ultra-lightweight M-LOK option. These rails are purpose-built and feature integrated M1913 picatinny rail sections at the fore of the rail in...

  Geissele Super Modular Rail MK14 M-LOK® 15" The MK14 is the latest entry to the Geissele line up of Super Modular Rails. The new handguard design offers a smaller diameter and overall...

  Geissele's Super Modular 9.5" MK14 M-Lok Rail" is the latest entry to the Geissele line up of Super Modular Rails. The new handguard design offers a smaller diameter and overall height to...

Geissele Super Modular Rail HK 10.5" - Black The Geissele Super Modular HK 416 Rail is designed to replace the standard HK 416 rail, offering unmatched strength, rigidity, and modularity while...

Standard Super Gas Block - The bore of the SGB is machined to closely fit around .750" diameter mounting bosses found on most M4 Carbines and AR-15 rifles.  

Geissele Super Precision® - AR15 / M4 Scope Mount 34mm 20MOA The AR-15/M4 Super Precision series of scope mounts are optimized for use with an AR-15/M4 upper. The mounting surface...

  Geissele Super Precision® - AR15 / M4 Scope Mount 34mm 0 MOA The AR-15/M4 Super Precision series of scope mounts are optimized for use with an AR-15/M4 upper. The mounting...