The Wmd Guns AR-15 Gas Tube Nitromet Carbine is engineered for precision and durability featuring a Nitromet finish that enhances corrosion resistance and longevity. Designed specifically for the AR-15 platform this gas tube fits seamlessly into carbine-length gas systems measuring 9 3/4 inches in length. Constructed from high-quality stainless steel it ensures optimal performance and reliability under various shooting conditions. Ideal for enthusiasts looking to upgrade their AR-15 this gas tube offers a perfect blend of functionality and resilience.