Home / AR Upper Parts / AAT Black Hole Rifle Gas Tube AAT Black Hole Rifle Gas Tube PRODUCT DESCRIPTION Rifle length gas tube $21.99 AAT Black Hole Rifle Gas Tube quantity Add to cart Category: AR Upper Parts Tag: Gas Tube Product ID: 7418 Specifications Related products Sale! AAT 45° IRON SIGHTS $99.99 $44.99 View Product AAT anodized dust cover $31.99 View Product Sale! AAT Flip up sights $99.99 $44.99 View Product TIN COATED PISTOL LENGTH GAS TUBE $69.99 View Product