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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
