Faxon ION Ultralight 16” Complete 5.56 Upper Receiver

FX5500-U features our 14.5" Pencil Barrel with Integral Slim 3-Port Muzzle Brake which meets the NFA 16" minimum barrel length requirement, 13” Streamline Carbon Fiber Handguard, and Lightweight Bolt Carrier Group. Super light, easy shooting and ultra-rugged, the FX5500-U never compromises strength for weight. 

Pop two pins and shave more than 1 lb off the weight of your AR15!* 

Upper Receiver:

• 5.56 NATO Pencil Barrel w/ Integral 3-Port Brake - meets NFA 16" minimum barrel length requirement 
• Faxon Enhanced Forged Upper Receiver
• Faxon 13" Carbon Fiber M-LOK Handguard
• Faxon Gunner Lightweight Bolt Carrier Group
• Multi-Position Adjustable Gas Block
• Enhanced Ambi Charging Handle
• Weight. 3.1 lbs

*When compared to an upper receiver with Socom profile barrel, aluminum handguard, and full mass BCG