Precision machined from 304 Stainless Steel, CMC gas tubes have an extremely durable Nitride finish that increases corrosion resistance, wear resistance, fatigue strength and cosmetic appeal while ensuring consistent gas flow to help your rifle cycle properly. Made in the USA.#html-body [data-pb-style="62DF82896CDBF"]{justify-content: flex-start; display: flex; flex-direction: column; background-position: left top; background-size: cover; background-repeat: no-repeat; background-attachment: scroll; border-style: none; border-width: 1px; border-radius: 0px; margin: 0px 0px 10px; padding: 10px;}#html-body [data-pb-style="62DF82896CDCC"]{border-style: none; border-width: 1px; border-radius: 0px; margin: 0px; padding: 0px;}