American Made Parts for American Rifle Builders

Faxon Firearms

Faxon Firearms ION Series 16" Integral Brake Pencil 5.56 Complete Upper

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SKU:
FX-URG-LW556IMDBCF15-C
UPC:
810209950828
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Faxon ION Series 16" Integral Brake Pencil 5.56 Complete Upper (FX-URG-LW556IMDBCF15-C)

Dominate with speed and control in a premium lightweight package with the Faxon ION Series 16" Integral Brake Pencil 5.56 Complete Upper—a fully assembled, high-performance upper designed for shooters who demand ultra-light handling, reduced recoil, and seamless integration without compromise. This complete upper receiver group features Faxon's one-piece Integral® barrel and brake design, enhanced forged upper, patented adjustable gas block, 13" carbon fiber M-LOK handguard, lightweight Gunner BCG, and gas-blocking charging handle—ideal for 3-gun, tactical matches, dynamic training, lightweight defensive rifles, or any build where front-end weight savings and fast follow-ups are essential.

Centered on the ION Series 16" Integral® Pencil Brake Profile 5.56 barrel (4150 CMV steel, Salt Bath Nitride finish, 1:8 twist, mid-length gas)—machined as a single continuous piece of steel for a clean, permanent muzzle solution with no separate device, shims, or timing needed. The patented adjustable .625" low-profile gas block enables precise tuning across ammo and setups (suppressed/unsuppressed), while the 13" carbon fiber M-LOK handguard provides extreme rigidity with dramatic weight reduction. The lightweight Gunner BCG and gas-blocking charging handle complete a fast-handling, competition-proven setup 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 gas-blocking charging handle included
  • ION Series 16" Integral® Pencil Brake Profile 5.56 barrel (4150 CMV, Salt Bath Nitride finish, 1:8 twist, mid-length gas) — one-piece barrel and brake design for streamlined weight savings and no separate muzzle device
  • Enhanced forged AR15 upper receiver for reliable function and smooth cycling
  • Patented adjustable .625" low-profile gas block for precise tuning across ammo types and suppressed/unsuppressed use
  • 13" 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
  • Gas-blocking charging handle for shooter comfort and reduced blowback
  • 1:8 twist rate stabilizes popular 55–77 gr 5.56 loads for consistent accuracy
  • 100% Made in Greater Cincinnati, Ohio with Faxon's lifetime warranty

Specifications

  • Manufacturer: Faxon Firearms
  • Model: ION Series 16" Integral Brake Pencil 5.56 Complete Upper
  • Manufacturer Part Number: FX-URG-LW556IMDBCF15-C
  • Caliber: 5.56 NATO / .223 Rem
  • Barrel Length: 16"
  • Barrel Profile: Integral Pencil Brake
  • Twist Rate: 1:8
  • Gas System: Mid-Length
  • Upper Receiver: Enhanced Forged AR15
  • Gas Block: Patented adjustable .625" low-profile
  • Muzzle Device: Integral brake (one-piece with barrel)
  • Handguard: Streamline Carbon Fiber M-LOK 13"
  • Bolt Carrier Group: Faxon lightweight Gunner 5.56 BCG (nitride)
  • Charging Handle: Gas-blocking
  • Gas Tube: Mid-length stainless steel
  • Compatibility: Mil-spec AR-15 lowers; suppressor-capable (tunable gas); competition, training, lightweight defensive use
  • UPC: 810209950828

Whether you're competing in 3-gun or tactical matches, training dynamically, or building a lightweight rifle that excels with integrated muzzle control, reduced recoil, and fast handling, this Faxon ION Series complete upper delivers premium, ultra-light components and competition-ready performance. Mount it on your lower and feel the difference in speed and balance.

Add this ION Series 16" Integral Brake 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!