This Magwell is for the M&P 1.0 FULL SIZE with 4.25 or 5" Barrel 9mm and .40
They do not work with Stock Magazine base plates. They should work with most Magwell compatible base plate extensions. But we have not checked all brands/companies.
They are designed to work with our +2 or +6 extensions and our low pro and Med Pro Mag base plates.
Made from 6061 Aluminum, Hard anodized finish.
Proudly Made in the USA!
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