Upper Parts Kits
Let CMMG be your #1 source for upper parts kits to ensure your AR upper receiver is a cut above the rest.
Personal Defense Weapon (PDW)
Pistol Caliber Carbine (PCC)
Designated Marksman Rifle (DMR)
Short Barreled Rifle (SBR)
Let CMMG be your #1 source for upper parts kits to ensure your AR upper receiver is a cut above the rest.