Experience the exceptional performance of our premium stainless steel gas tubes, meticulously crafted for high-performance AR-15 rifles with extended barrel lengths. These tubes are engineered to optimize the gas system length, significantly enhancing brass life, reliability and accuracy. Achieve a perfect balance between barrel length, case capacity and gas system dynamics with WHITE OAK ARMAMENT's extended length gas tubes, designed for custom performance builds. For optimal results, we recommend consulting with a skilled gunsmith to select the ideal gas system length tailored to your specific needs. Elevate your rifle's performance with our expertly engineered gas tubes and feel the difference in every shot. White Oak custom +1 inches (1 inches longer than standard rifle length - 16.160 inches )