{"product_id":"troy-industries-936-low-profile-gas-block-4140-steel-manganese-phosphate-black","title":"Troy Industries .936 Low Profile Gas Block 4140 Steel Manganese Phosphate Black","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eTroy Industries .936 Low Profile Gas Block\u003c\/span\u003e\u003c\/strong\u003e is an AR-15\/AR-10 component designed specifically for bull barrel rifles that require a \u003cstrong\u003e.936\"\u003c\/strong\u003e gas block seat. Made from \u003cstrong\u003e4140 pre-hardened steel\u003c\/strong\u003e and finished in a mil-spec \u003cstrong\u003emanganese phosphate\u003c\/strong\u003e coating for a durable matte \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eblack\u003c\/span\u003e\u003c\/strong\u003e finish, this low profile gas block replaces the tall AR front sight tower, freeing up the top of the barrel for free-float handguards, modern optics, and folding or rear-mounted iron sights.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eUnlike the standard \u003cstrong\u003e.750\"\u003c\/strong\u003e gas blocks used on M4 and Government-profile barrels, the \u003cstrong\u003e.936\"\u003c\/strong\u003e inner diameter is engineered for heavy-profile \u003cstrong\u003e.223 Remington\u003c\/strong\u003e, \u003cstrong\u003e5.56x45mm NATO\u003c\/strong\u003e, and \u003cstrong\u003e.308 Winchester\u003c\/strong\u003e bull barrels. The slim low profile silhouette sits cleanly under any compatible handguard and mounts directly to the barrel at the factory gas block journal.\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eBuilt by \u003cstrong\u003eTroy Industries\u003c\/strong\u003e, a USA-based manufacturer known for rugged, duty-grade AR accessories, this gas block is a direct upgrade or replacement for builders running bull barrel configurations on the AR-15, AR-10, and similar .308 AR platforms. Installation requires a barrel properly drilled and tapped for a \u003cstrong\u003e.936\"\u003c\/strong\u003e gas block seat.\u003c\/span\u003e\u003c\/p\u003e","brand":"Troy Industries","offers":[{"title":"Default Title","offer_id":55338536632642,"sku":"T14349","price":45.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/alt_026f4ead-df0e-4d45-9778-eb626994b218.jpg?v=1785175383","url":"https:\/\/centerfiresystems.com\/products\/troy-industries-936-low-profile-gas-block-4140-steel-manganese-phosphate-black","provider":"Centerfire Systems","version":"1.0","type":"link"}