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 Lew T.
Verified Buyer
5 Star
Awesome Mags
Review by Kasey G.
Verified Buyer
Price is good and shipping was speedy.
Great Price
Review by Emigdio K.
Verified Buyer
Finest mags for the price from a awesome company. Thank you KS!
Review by Cherokee V.
Verified Buyer
I purchased four clips and they all function great.
Terrific Deal
Review by Rodrigues Z.
Verified Buyer
I bought two mags and they all work.
Good Price
Review by Shaw D.
Verified Buyer
5 Star
Good Company
Review by Carolyn N.
Verified Buyer
The magazines are awesome. Would absolutely buy again.
Great Deal
Review by Garfield W.
Verified Buyer
Lowest price I could find that was available. Delivery was quick through UPS.
Excellent Clip
Review by Nicholos P.
Verified Buyer
Cost is good and shipping was fast.
Thanks keepshooting
Review by Walden M.
Verified Buyer
Delighted with this transaction.
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