BCM Blem Upper Receiver 16″ 5.56 NATO Mid-Length 1:7 Twist Government Profile with BKF MLOK Rail

Our All-American Upper Assembly!

Proudly Made in the USA! 

Get ready to elevate your shooting game with our top-notch blem upper assembly! This isn’t just any upper, it’s a powerhouse built with precision and passion. Here’s what makes it a must-have:

• BCM M4 Blem Upper: Crafted for excellence, even with minor blemishes.
• BKF 16" Mid-Length Gas 1/7 Twist Barrel: Perfect for those who demand accuracy and reliability.
• A2 Flash Hider: Keep your shots stealthy and on point.
• BKF Gas Tube and Block: Ensuring smooth operation every time.
• BKF 15" MLOK Handguard: Customize your setup with ease and style.

Ready for Action!

Just add a charging handle and a BCG, and you’re all set to attach this beast to your lower and hit the range. It’s that simple!

Key Specs:

• Length: 16″
• Weight: 29.0 ounces
• Caliber: 5.56 NATO
• Gas System: Mid-length
• Twist Rate: 1:7 RH
• Gas Block Journal: .750″
• Gas Port Size: .076″
• Muzzle Thread: 1/2-28
• Material: 4150 CMV
• Finish: Blacknitride+™ by H&M
• Profile: Government
• Barrel Extension: M4
• 11° Target Crown

Why Choose Us?

• 100% American Made: Quality you can trust, built right here in the USA.
• Precision Engineering: Every component is designed for peak performance.
• Customizable: Make it your own with our versatile MLOK handguard.

Don’t miss out on this incredible upper assembly. Whether you’re a seasoned shooter or just getting started, this is the upgrade you need to take your skills to the next level. Order now and experience the difference.

Important Note:

These items are not factory built BCM uppers.  They are meticulously assembled by our in-house armorer using the most reliable parts we can find and use ourselves.

We do not accept returns on used, blemished (purchased as blem), or custom engraved/laser etched items. 

All NFA/ATF rules apply. You may use this barrel with a lower receiver that is a Registered SBR, Machine Gun, or Pistol. Possession of this barrel along with a Non-NFA lower receiver is prohibited, except when permanently attaching a muzzle device extending the length to 16 inches.