Glock 21 45 ACP 13 Round Magazine MF21013

SKU: GMF21013

In stock

Ballistic Advantage Authorized DealerAero Precision Authorized Dealer

Glock® 21 45 ACP 13 Round Magazine MF21013

Combat Proven 13rd Magazine

Glock® 21 45 ACP 13 round magazine MF21013 is the large bore Glock® magazine. This combat-ready mag has the same steel and polymer construction as the other Glock® mags. These 13-round capacity magazines are factory-made for Gen 3, 4, & 5 Glock® 21 (MF21013) pistols. The G21 mags have a flush-fitting Glock® baseplate and numbered witness holes for identifying capacity.

Official Glock® mags have a proven combat record and are used by many international special military and police units.

Great magazine for your Polymer80 PF45.

See all Glock® Mags sold at Arm or Ally

Product Information

Manufacturer: Glock®
Item #: MF21013
Caliber: 45 ACP
Compatibility: G21
Capacity: 13 Rounds
Finish: Black
Material: Polymer with Steel insert

Product Information

Part Type


Made in USA







45 ACP






Before MAKING your purchase, please carefully review the information below.

Magazine restrictions vary from state to state.  By making a purchase for a magazine from you self-certify you have read, understood and are in accordance with your local and state laws regarding the purchase, transfer and possession of this product.  At this time, we cannot service orders to those with exemptions (Law Enforcement, Military and high-cap permit holders).  

  • We do not ship magazines to CT, IL, RP, Guam, Virgin Islands, APO/FPO
  • No magazines over 10 rounds will shipped to customers with shipping addresses in CA, NJ, NY, MD, RI, WA, D.C, HI, MA, VT (Rifle)
  • No magazines over 15 rounds will be shipped to customers with shipping addresses in CO, VT (Pistol)
  • No magazines over 17 rounds will be shipped to customers with shipping addresses in DE

Any orders placed for magazines that are not legal in your state will immediately be refunded and restocked and may be subject to a 10% restocking fee. You are responsible for knowing the law in your area.  

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