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Explore a wide assortment of short barrel uppers for AR builds here at MCS Gearup. These short uppers are ideal for creating AR pistols and SBRs and many come with muzzle devices and handguards already installed, ready to accept attachments and shooting accessories. Available in a wide range of colors and with advanced finishes, like Cerakote, these assembled uppers exhibit peerless quality and will deliver unflinching performance when the build is completed. Moreover, building with a short upper will result in a more compact platform that is lighter, more concealable, easier to transport, and one that handles better in cramped quarters. Customize your dream AR today; start with a short upper from MCS Gearup.