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PMM MCX Magwell


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Product Details

Offering a larger funnel surface and ergonomic design, the PMM magwell for Sig Sauer MCXs will improve reload times with more consistency.


Our two piece clamshell design easily installs with no modification using one bolt and a preinstalled roll pin.



The PMM MCX Magwell will fit onto all MCX, Virtus, Rattler, and SPEAR LT receivers



-SPEAR 7.62 & 6.5 Creedmoor



  • Machined in-house out of 6061 aluminum
  • Type III anodize hard coat in black or FDE
  • Requires no modification to lower


*PLEASE NOTE: These are made to be a tight fit, this product may scratch your lower during installation, especially cerakoted lowers.


Below is a video for our AR15 magwell install. Same for MCX.

Additional information


Black, FDE

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