YM National Match Bolt Carrier Stripped w/ Right Side Charge Handle. This carrier is manufactured to be used with our Right Side charge upper. It can also be used with the Mega upper receiver. For Shooters who have a scope mounted rifle or just want easier access to the charge handle on the rifle.What makes Young Manufacturing AR15 bolts and bolt carriers so accurate? Check our “What makes our Bolt Carriers Better?” on our home page.