Faxon ION Series 16" Threaded Pencil 5.56 Complete Upper (FX-URG-LW556IMDBCF15-BU)
Experience ultra-lightweight speed and competition-ready handling with the Faxon ION Series 16" Threaded Pencil 5.56 Complete Upper—a fully assembled, high-performance upper built for shooters who prioritize minimal weight, low recoil, and fast transitions without sacrificing reliability. This complete upper receiver group includes the threaded pencil barrel, enhanced forged upper, patented adjustable gas block, 15" carbon fiber M-LOK handguard, lightweight Gunner BCG, ambidextrous charging handle, and Slim 3-Port muzzle brake—ideal for 3-gun, tactical matches, dynamic training, lightweight defensive rifles, or any scenario where quick manipulation and flatter shooting are key.
Centered on Faxon's ION Series 16" threaded pencil-profile 5.56 barrel (4150 CMV steel, Salt Bath Nitride finish, 1:8 twist, mid-length gas), paired with the enhanced forged AR15 upper receiver for smooth operation. The patented adjustable .625" low-profile gas block enables precise tuning across ammo types and setups (suppressed/unsuppressed), while the Slim 3-Port muzzle brake reduces recoil and muzzle rise for faster follow-ups. The 15" carbon fiber M-LOK handguard delivers extreme weight savings with high rigidity, and the lightweight Gunner BCG and ambidextrous charging handle complete a fast-handling, premium package made in Greater Cincinnati, Ohio with Faxon's lifetime warranty.
Key Features
- Complete upper receiver group with Faxon lightweight Gunner 5.56 BCG (nitride) and ambidextrous charging handle included
- ION Series 16" threaded pencil-profile 5.56 barrel (4150 CMV, Salt Bath Nitride finish, 1:8 twist, mid-length gas) for ultra-lightweight handling and velocity
- Enhanced forged AR15 upper receiver for reliable function and smooth cycling
- Patented adjustable .625" low-profile gas block for precise tuning across ammo and suppressed/unsuppressed use
- Faxon Slim 3-Port muzzle brake (1/2x28 threads) for reduced recoil, muzzle rise control, and flatter follow-up shots
- 15" carbon fiber M-LOK handguard for extreme weight reduction, high rigidity, and modular accessory mounting
- Lightweight Gunner BCG (nitride) keeps reciprocating mass low for faster cycling and reduced fatigue
- Ambidextrous charging handle for confident manipulation from either side
- 100% Made in Greater Cincinnati, Ohio with Faxon's lifetime warranty
Specifications
- Manufacturer: Faxon Firearms
- Model: ION Series 16" Threaded Pencil 5.56 Complete Upper
- Manufacturer Part Number: FX-URG-LW556IMDBCF15-BU
- Caliber: 5.56 NATO / .223 Rem
- Barrel Length: 16"
- Barrel Profile: Threaded Pencil
- Twist Rate: 1:8
- Gas System: Mid-Length
- Upper Receiver: Enhanced Forged AR15
- Gas Block: Patented adjustable .625" low-profile
- Muzzle Device: Slim 3-Port muzzle brake (1/2x28)
- Handguard: Streamline Carbon Fiber M-LOK 15"
- Bolt Carrier Group: Faxon lightweight Gunner 5.56 BCG (nitride)
- Charging Handle: Ambidextrous
- Gas Tube: Mid-length stainless steel
- Compatibility: Mil-spec AR-15 lowers; suppressor-capable (tunable gas); competition, training, lightweight defensive use
- UPC: Varies by retailer (confirm with inventory)
Whether you're competing in 3-gun or tactical matches, training dynamically, or building a lightweight defensive rifle that excels with fast handling and reduced recoil, this Faxon ION Series complete upper delivers premium, ultra-light components and competition-ready performance. Mount it on your lower and feel the speed and balance.
Add this ION Series 16" Pencil complete upper to your cart today and transform your AR-15 into a lightweight, high-speed performer for your next match or range session!
