The Franklin Armory BFSIII M4-SBR-L is a semi-automatic AR-style rifle configured with a 16″ M4-profile barrel and a range of AR-standard components. It is presented in a hard coat anodized black finish with Magpul MBUS folding sights and a Magpul CTR stock. The listed caliber is .223 Rem/5.56 NATO and the rifle is shown with a 30 + 1 capacity.
Key Specifications
- The caliber is listed as .223 Rem/5.56 NATO.
- The barrel measures 16 inches and is described as a M4 SBN profile.
- The action is noted as Semi-Auto.
- The capacity is listed as 30 + 1.
- The finish is Hard Coat Anodized.
- Sights are listed as Magpul MBUS front and rear.
- The stock is a Magpul CTR.
- The bolt carrier is a Salt Bath Nitride finish.
- The receiver is described as Aluminum upper and lower.
- The trigger is listed as BFSIII? in the provided data.
The BFSIII M4-SBR-L is built to AR-style ergonomics and component standards, making it suitable for a range of practical shooting roles where a reliable, familiar platform is preferred. Its component set and 16″ barrel yield a balance of handling and common ammunition compatibility that appeals to experienced shooters seeking a hard-finished, ready-to-accessory rifle.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.





