Sig Sauer

Sig Sauer P320 Full-Size & X5 21 Round 9mm Magazine

MSRP: $49.99
( saved $8.00 )
2 reviews Write a Review
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Sig Sauer P320 Full-Size & X5  21 Round 9mm Magazine

The 21-round magazine for the SIG SAUER P320 and P250 pistols chambered in 9mm. Full size models only.


  • Fits P320 X5, X5 Legion, and Full Size P320s
  • 21 Rounds of 9mm (9x19)
  • Part Number MAG-MOD-F-9-21

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2 Reviews

  • 5
    Don't change the base pads

    Posted by Steve on Aug 23rd 2019

    Don't change the base pads. I took the plastics ones off and installed the aluminium Legion ones and now the mag fits loosely in the magwell. There is a reason the plastic base pads have the tall skinny sides.

  • 5
    SIG Sauer at their best

    Posted by John Taylor on Feb 20th 2019

    Very high quality magazine. Excellent product. Quick delivery.