Faxon Superfinished 5.56 Gunner Lightweight Bolt Carrier Group | Chrome

SKU: FF556BCGCNITRIDE-LW-CR

Original price was: $349.00.Current price is: $322.00.

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Faxon Firearms® Superfinished 5.56 Gunner Lightweight Bolt Carrier Group | Chrome

Lightweight Design. Full-Mass Reliability.

The Faxon Firearms® Superfinished 5.56 Gunner Lightweight Bolt Carrier Group | Chrome combines the reliability of a full-mass M16 BCG with the speed and balance advantages of Faxon’s Gunner lightweight profile. Precision-machined and treated with Faxon’s advanced Superfinish process, this BCG delivers ultra-smooth operation, easy cleaning, and long-term durability. The chrome finish provides a classic, corrosion-resistant exterior that minimizes friction and wear, while maintaining the polished aesthetic that builders and professionals appreciate.

Optimized for Speed and Control

Engineered to reduce reciprocating mass, the Gunner Lightweight BCG allows for faster cycling and reduced felt recoil—ideal for competition, defensive, or lightweight AR-15 builds. Despite its weight reduction, Faxon maintains critical mass in the areas necessary for reliable lockup, extraction, and ejection. The result is smoother operation and faster follow-up shots without sacrificing reliability.

Superfinished for Ultimate Smoothness

Faxon’s Superfinish process polishes all contact surfaces to near-mirror smoothness, minimizing friction and carbon fouling. This results in quieter operation, improved consistency, and extended service life for the bolt, carrier, and firing components—even during high-volume shooting.

Faxon Firearms® Superfinished 5.56 Gunner Lightweight BCG Specifications

  • Caliber Compatibility: 5.56 NATO / .223 Rem / 300 BLK
  • Bolt Material: 9310 Steel (Shot-Peened & MPI-Tested)
  • Carrier Material: 8620 Steel (Gunner Lightweight Profile)
  • Gas Key: 4130 Steel, Grade 8 Fasteners, Properly Staked
  • Cam Pin: 4140 Steel
  • Firing Pin: 8740 Steel, Hard Chrome-Plated
  • Finish: Chrome (Superfinished)
  • Superfinish: Enhanced surface polish for reduced friction
  • Weight: ≈ 8.5 oz
  • Compatibility: AR-15 platforms chambered in 5.56 NATO / .223 Rem / 300 BLK
  • Manufactured In: U.S.A.

Built for Performance and Longevity

This lightweight BCG is designed for shooters who demand speed, precision, and reliability. Whether you’re competing, training, or building a high-end lightweight rifle, Faxon’s Gunner BCG provides a perfect balance between performance and control. The chrome finish ensures superior corrosion resistance and effortless cleaning, while the Superfinish process keeps the system running smoothly over thousands of rounds.

Why Choose Faxon Firearms® from Arm or Ally

Arm or Ally is an authorized Faxon Firearms® dealer offering genuine, factory-produced components built to the highest standards of quality and precision. Every BCG undergoes rigorous inspection for headspace, material integrity, and surface finish, ensuring flawless function. The Faxon Firearms® Superfinished 5.56 Gunner Lightweight Bolt Carrier Group | Chrome is the perfect upgrade for any shooter looking to improve rifle performance while reducing weight.

Shop Faxon Products & AR-15 Components

Explore our complete selection of Faxon Products and AR-15 Components at Arm or Ally. All Faxon Firearms® products are backed by a lifetime warranty for materials and craftsmanship.

Product Information

Manufacturer

Faxon

Platform

AR15

Caliber

223 Rem, 300 Blackout, 350 Legend, 5.56 NATO

Carrier Material

8620 Steel

Bolt Material

9310 Steel

Finish

Chrome

Color

Silver

Compatibility

Standard AR15 components

Features

MPI Inspected, Shot Peened, FA Serrations

Made in USA

Yes

Weight

8.5oz

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