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Old January 9, 2013, 11:30 AM   #15
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Join Date: September 26, 2010
Posts: 1,536
Originally Posted by Fishbed77 View Post
The M&P-22 (like the "Walther" P22) is made by Umarex. The slide is made of a zinc alloy that sometimes goes by the trade name "Zamak," which is commonly known as potmetal. This is a lower-quality material than the aluminum used by some other pistols like the Ruger SR22 or Browning 1911-22.
The S&W website list aluminum as the slide material.
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