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Glock 21, 21F Gen 4 .45 ACP 13 round Magazine



Glock 21, 21F Gen 4 .45 ACP 13 round Magazine

These standard capacity, full-size factory magazines give you 13 rounds of big bore .45 ACP in a crack-resistant polymer magazine with full-length reinforcing steel inserts, steel spring wire internals, and numbered witness holes.


  • Caliber: .45 ACP
  • Capacity: 13-Round
  • Finish: Black
  • Body Material: Polymer with Steel Insert 
  • Base pad: Polymer
  • Does not fit Gen 1-3 G21 SF

High-Capacity Magazine Restrictions

High-capacity magazines are not legal in all areas of the U.S. Please be aware of your local laws before ordering.

It is the customer's responsibility to comply with all laws regarding these items.

State Restrictions on High-Capacity Magazines

  • California: 10-round limit
  • Colorado: 15-round limit
  • Connecticut: 10-round limit
  • District of Columbia: 10-round limit
  • Hawaii: 10-round limit
  • Maryland: 10-round limit
  • Massachusetts: 10-round limit
  • New Jersey: 10-round limit
  • New York: 10-round limit

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