Every 6.8 SPC II Upper we sell can be configured to your specifications. Customize your 6.8 SPC II Complete Upper with an optic, muzzle device, rail, bolt carrier group, magazine, or charging handle from our matched selection. Your 6.8 SPC II AR 15 Upper Receiver will arrive turn-key and ready to shoot out of the box.

The 6.8mm Remington Special Purpose Cartridge (6.8 SPC) delivers improved lethality over 556 NATO, and outperforms 556 NATO, 7.62x39, and 5.45x39 Soviet in most respects out to 500 yards. 6.8 SPC operates well in short- and long-barrel configurations, making it an extremely versatile round.

6.8 SPC II Uppers For Sale