Gas System

High quality components and precise manufacturing make 2A parts ideal for maintaining and upgrading firearms. The durability, reliability and excellent build quality of these parts will ensure years of service you can count on.

Noveske Lo-Pro Gas Block -2 Screw design (Screws included)-For .625″, .750″ and .875″ diameter barrels (select size above) -Correct gas port offset without the handguard retainer, .295″-Black phosphate finish-Noveske Iron...

Includes: .750 Adjustable Gas Block Stainless Steel Mid-Length Gas Tube Gas tube comes installed in gas block

Bauer Precision 5.56 Helical, One Piece Gas Ring   This gas ring is designed specifically for use with .223 caliber and 5.56 caliber ARs and is made from durable, high-quality materials. It is used to seal the gas in the gas tube and prevent...

WORKHORSE® Low Profile Steel Gas Block .750 was designed to be a low profile gas block for the masses. It will fit under the majority of hand-guards made.   Weighing in at .85oz with the screws. It will work with barrels using a .750in...

Geissele Automatics, Super Gas Block, .750, Gas Block, Nitride Processed .750" Fits AR-15 Barrels For Builds or Upgrade Standard Super Gas Block Nitride - The bore of the SGB is machined to closely fit around .750" diameter mounting bosses...

Bootleg, Low Profile Gas Block, .750 Barrel, Black Finish Made from .4140 steel for durability Salt Bath Nitriding (SBN) coating for uniform protection Fine tune your AR's gas system with a Bootleg, Inc. Low Profile Gas Block! Regulate your AR's...

The Superlative Arms Patented “Bleed Off”, direct impingement, gas block for the AR-15/AR-10/LR-308 platform adjusts the gas flow by bleeding the gas out of the front of the block instead of restricting the flow like conventional adjustable...

The Superlative Arms Patented “Bleed Off”, direct impingement, gas block for the AR-15/AR-10/LR-308 platform adjusts the gas flow by bleeding the gas out of the front of the block instead of restricting the flow like conventional adjustable...

The Superlative Arms Patented “Bleed Off”, direct impingement, gas block for the AR-15 platform adjusts the gas flow by bleeding the gas out of the front of the block instead of restricting the flow like conventional adjustable blocks...

The Superlative Arms Patented “Bleed Off”, direct impingement, gas block for the AR-15 platform adjusts the gas flow by bleeding the gas out of the front of the block instead of restricting the flow like conventional adjustable blocks...

The Superlative Arms Patented “Bleed Off”, direct impingement, gas block for the AR-15 platform adjusts the gas flow by bleeding the gas out of the front of the block instead of restricting the flow like conventional adjustable blocks...