Glock 21 10-Round Magazine

The Glock 21 10-Round Magazine is a GLOCK factory magazine for the Glock 21 pistol. This magazine is designed to only hold 10 rounds to ensure universal compliance with magazine capacity restrictions. Legal in all 50 states, this magazine is ideal for those who are lucky enough to own a Glock 21 but unfortunately live in a state where magazine capacity is restricted.

In stock

SKU MF10021

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American Owned and Operated


20+ Years In Business

Returns Accepted

Ships from Pennsylvania




  1. Authentic GLOCK Factory Magazine
  2. Designed for the Glock 21
  3. 10-Round Capacity
  4. .45ACP Caliber

More Information

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Customer Reviews

Review by Pamela O.
Verified Buyer
I ordered four clips and they all are as expected.
Rapid Shipping
Review by Jayron I.
Verified Buyer
These magazines are great. Would definitely recommend.
Review by Diana E.
Verified Buyer
I ordered four mags and they all are as expected.
Exactly as described.
Review by Richie W.
Verified Buyer
Price is good and shipping was fast.
Very Happy
Review by Camron K.
Verified Buyer
Leading mags for the buck from a awesome company. Thank you KEEPSHOOTING!
Review by Crist S.
Verified Buyer
Received in two days after placing my order. Will be back to buy from KS again.
Fast Shipping
Review by Seitu G.
Verified Buyer
Perfect for me
Review by Zackary O.
Verified Buyer
Feeds in my Glock using HP ammo.
Exactly as pictured.
Review by Marrion Y.
Verified Buyer
Best price I could find that was online. Shipping was speedy from Fedex.
Excellent Company
Review by Artrell L.
Verified Buyer
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