{"product_id":"lbe-low-pro-gas-block-w-car-gas-tube","title":"LBE Unlimited Low Profile Gas Block with Carbine Gas Tube – AR-15","description":"\u003cp\u003eThe LBE Unlimited Low Profile Gas Block with Carbine Gas Tube is a direct replacement for standard AR-15 front sight assemblies, allowing shooters to install free-floating handguards and optics without interference from a fixed front sight tower. This gas block regulates gas flow from the barrel to cycle the bolt carrier group, while its streamlined profile sits beneath most handguard systems for a clean, modern look. It's a common upgrade for shooters building custom rifles or modernizing older AR platforms.\u003c\/p\u003e\u003cp\u003eMachined from steel with a black finish, this gas block uses set screws for secure attachment to the barrel. The included carbine-length gas tube is pre-sized for mid-length gas systems on 16-inch barrels. Installation requires removal of the existing front sight base and handguard, plus proper alignment of the gas tube—gunsmiths or experienced builders recommended for first-time installers to ensure correct gas port alignment and function.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Low Profile Gas Block with Gas Tube\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Firearms:\u003c\/strong\u003e AR-15 rifles with carbine-length gas systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Professional Recommended (requires barrel removal or upper disassembly)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Gas block, carbine-length gas tube, set screws\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LBE Unlimited","offers":[{"title":"Default Title","offer_id":48535423811839,"sku":"LBARLGB-CBLK","price":42.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/0434\/3807\/files\/5688055.jpg?v=1778982253","url":"https:\/\/doublestackstore.com\/products\/lbe-low-pro-gas-block-w-car-gas-tube","provider":"Double Stack Store","version":"1.0","type":"link"}