Moriarti .277 SIG Fury / 6.8x51 Rifles

Moriarti .277 SIG Fury / 6.8x51 Rifles

Shop Moriarti .277 SIG Fury rifles in complete and custom large-frame AR configurations. Also associated with the 6.8x51mm cartridge family, .277 Fury brings a modern high-performance caliber option to compatible AR-10-style platforms. Browse Moriarti rifles by barrel length, handguard, muzzle device, furniture, color, finish, and included components. Compare current 6.8x51 AR-10 rifles and individual specifications to find a complete or custom Moriarti configuration built around this emerging large-frame caliber.

Why choose a .277 SIG Fury rifle on a large-frame AR platform?

A .277 SIG Fury rifle offers a modern cartridge option for shooters interested in high-performance ballistics from a large-frame AR-style platform. The cartridge was developed around higher-performance ballistic requirements than many traditional sporting cartridges, while maintaining a relatively compact cartridge format. In a Moriarti rifle, barrel length, ammunition type, twist rate, and overall configuration should be considered when selecting the firearm for its intended application.