Geissele Automatics was established in 2004 as a manufacturer of trigger mechanisms for the AR-15 rifle. Geissele products quickly became the trigger of choice for M4 carbine based weapons by many U.S. Special Forces entities. Rely on Geissele when you expect superior performance, quality, and reliability.

The Geissele Super Gas Block (SGB) is precision investment cast from17-4 precipitation hardening stainless steel, which combines superior corrosion resistance with high strength. It is designed to fit under most full-length free-floating rails such as the Geissele Super Modular Rail. The Gas Block is designed to fit barrel that are .750" in diameter. These gas blocks are made by Geissele and they are the perfect addition to any upper or rifle that you want to add a Geissele free float tube to.

Features and Specifications:
Manufacturer Number: 05-807N
Geissele Automatics AR-15 Lo-Profile Super Gas Block Black
Lo-Profile Gas Block
.750" Barrel diameter
Nitride Coating
Install gas tube using the supplied .078" diameter stainless steel coil roll pin
2 Set Screws Included
Color: Black

Fits:
.750" AR-15 Rifle Barrels