{"product_id":"2a-armament-875-internal-bore-gas-block-4140-steel-black","title":"2A Armament, 875 Internal Bore Gas Block 4140 Steel - Black","description":"\u003ch2\u003e2A Armament .875\" 4140 Black Steel Gas Block\u003c\/h2\u003e\u003cp\u003eThe 2A Armament 2A-STGB-3 gas block is made of 4140 steel for barrels with a .875\" gas block seat. The low profile design limits bulk and allows for mounting under many handguards, while the black finish protects the component and maintains a discreet appearance.\u003c\/p\u003e\u003cp\u003eIt is secured by two set screws, an essential solution that facilitates installation and maintenance. This steel version replicates the profile of 2A Armament titanium gas blocks, prioritizing robust construction.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\n\u003cli\u003eInternal diameter: .875\"\u003c\/li\u003e\n\n\u003cli\u003eMaterial: 4140 steel\u003c\/li\u003e\n\n\u003cli\u003eLow profile\u003c\/li\u003e\n\n\u003cli\u003eSandblasted surface with black phosphate coating\u003c\/li\u003e\n\n\u003cli\u003eSecured by two set screws\u003c\/li\u003e\n\n\u003cli\u003eColor: black\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\u003ch3\u003eRecommended use\u003c\/h3\u003e\u003cp\u003eSuitable for assembly and replacement on AR platforms with barrels designed for .875\" gas blocks. Before mounting, check barrel diameter, gas port alignment, and available internal space under the handguard.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eManufacturer code:\u003c\/strong\u003e 2A-STGB-3\u003c\/p\u003e","brand":"2A Armament","offers":[{"title":"Default Title","offer_id":51506686460251,"sku":"2AA.2A-STGB-3","price":79.2,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/5501\/7307\/files\/planetshooters-2a_armament_-_2a-stgb-3_1_hr_1.jpg?v=1775480381","url":"https:\/\/www.planetshooters.com\/en\/products\/2a-armament-875-internal-bore-gas-block-4140-steel-black","provider":"Planet Shooters","version":"1.0","type":"link"}