+3 BRT MarkBlue Gas Tube - Rifle GT-1-RFL $19.95 In stock Quantity: 1 Add to Bag Product Details The Black River Tactical MarkBlue Gas Tube is a premium quality gas tube used to complete an AR with a Rifle length gas system. The distinctive "MarkBlue" dot allows easy identification of a genuine BRT gas tube and guaranteed performance. It is compatible with the BRT pinnable gas blocks and most low profile gas blocks. The kit includes a stainless steel gas tube and a stainless steel coil spring pin. Save this product for later Favorite
