The GOM Designs Flared Magwell for the BCM4 lower receiver allows for faster, smoother, and more efficient reloads. Designed, manufactured, and rigorously tested in the USA, this magwell is designed to precisely fit your BCM4 lower receiver—no compromises, no adjustments needed.

• Precision Fit: Tailored specifically for the BCM4 lower receiver for optimal compatibility and performance.
• Two-Piece Design: Secures with 4 Torx T10 screws (all hardware included), allowing for easy and quick installation.
• Enhanced Reloads: Flared design aids in faster and easier magazine changes. 
• Mag Compatibility: Fully compatible with STANAG magazines, as well as all generations of Magpul magazines and the Magpul D60. 
  NOT compatible with Schmeisser S60W magazines.
• Made in the USA: Designed, engineered, manufactured, and tested in the USA.

Note: The GOM Designs Flared Magwell will NOT fit oversized trigger guards such as the Strike Industries fang, or similar variants that are commercially available. Fitment is not guaranteed on lowers equipped with aftermarket or non-standard trigger guards.

Torque specs: .55Nm / .4 lb-ft / 4.8 lb-in

Please do not use any Loctite or other kind of threadlocker when installing the screws.