Loading ...
Build the heart of your AR-15 with premium upper parts from Crossfire Gunsmith & Firearms in Lexington, SC. Your upper receiver houses the barrel, bolt carrier group, and gas system – the components that directly determine accuracy, reliability, and performance downrange.
Our AR upper parts selection includes match-grade AR barrels, precision bolt carrier groups, and tactical handguards from industry-leading manufacturers. Whether you’re building a precision DMR or a lightweight carbine, we stock components that deliver consistent performance.
From chrome-lined military barrels to stainless steel match barrels, we’ve got options for every shooting discipline. Need lower components? Check out our AR lower parts section. Complete your vision with quality upper parts that perform when it matters.
