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Gun Genius (powered by GunBroker.com) has listed the top-selling firearms for June 2017. See what made the list of most popular new and used semi-automatic pistols.
1. New: Smith & Wesson M&P9 Shield
  Used: Glock G21
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2. New: Â SIG Sauer P320
  Used: SIG Sauer P226
3. New: SIG Sauer P938
  Used: Heckler & Koch P30
4. New: Smith & Wesson M&P Bodyguard 380
  Used: Glock G19
5. New: Ruger LCP
  Used: Walther PPK
