Moriarti 6.8 SPC II Upper Assemblies

Moriarti 6.8 SPC II Upper Assemblies

Upgrade your rifle with 6.8 SPC II AR-15 upper assemblies from Moriarti Armaments. Built with premium components for reliability, accuracy, and dependable field performance, our complete uppers are available in multiple barrel lengths and configurations. The 6.8 SPC II chamber is designed to safely accommodate modern 6.8 SPC ammunition, making it a popular choice for hunters, sport shooters, and AR enthusiasts seeking greater downrange energy than traditional 5.56 NATO platforms.

What is the difference between 6.8 SPC and 6.8 SPC II?

The 6.8 SPC II chamber features an improved chamber design that accommodates modern, higher-performance 6.8 SPC ammunition while maintaining compatibility with standard 6.8 SPC cartridges. Because of its enhanced chamber dimensions, 6.8 SPC II has become the preferred chamber specification for most new AR-15 barrels and upper assemblies.