MCS Gearup carries a variety of XTS gun parts, including muzzle devices and XTS AR stocks, as well as stock adapters, anodized parts, bolt catch assemblies, and AK-style stocks. Enhance and improve handling by upgrading the stock or improve comb height with a lightweight skeletonized height with an adjustable cheekpiece and shoot more accurately at greater distances. Mitigate felt recoil and muzzle jump with a muzzle brake. Instantly upgrade or personalize your AR-style rifle at home with the addition of high-quality, durable AR parts.