Low Profile Adjustable Micro Gas Block with Pin for 0.750" Diameter Barrel (for .223 and 5.56 AR-15) The Presma Inc Fixed Stock

The Presma Inc Fixed Stock is a lightweight

Blue Anodized (colors may vary from batch to batch and screen to screen)

Reduces metal on metal contact

Replacement Aluminum Barrel Nut for the MKARY165O Handguards

Skeletonized Pistol Arm Brace

Low Profile Adjustable Micro Gas Block with Pin for 0.750" Diameter Barrel (for .223 and 5.56 AR-15) The Presma Inc Fixed StockLow Profile Adjustable Gas Block with Pin for 0. 750" Diameter Barrel. Works for either 223 5. 56 or . 308. SKU: GB10 Adjustable Gas Block for 0. 75" Barrels, (most commonly used on AR 15 223 5. 56, but works for . 308's with 0. 750" barrels as well). Includes roll pin, screws & hex wrench. Made from high quality steel. Bottom set screw mount style.