GM AR-10 .308 UPPER PART

Get the most out of your rifle with an AR 10 upper receiver from Gorilla Machining. Our selection of upper receivers includes AR stripped uppers, complete upper receivers, skeletonized uppers, barreled upper receivers and more. Choose from products made by the world’s top manufacturers. Check out our store for more information about your options when purchasing a stripped, assembled, barreled or complete upper receiver.