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

Very Satisfied
Review by Jordain T.
Verified Buyer
Pleased with this company.
Perfect Product
Review by Whalen I.
Verified Buyer
Received in four days after buying. Will be back to shop at Keepshooting again!
Good for my use
Review by Travaris B.
Verified Buyer
Functions in my Glock using FMJ ammo.
Thanks KS
Review by Timothey I.
Verified Buyer
The magazines are good. Would absolutely buy again.
Very Satisfied
Review by Lynwood F.
Verified Buyer
I ordered three clips and they all are as expected.
Very Satisfied
Review by Nabor F.
Verified Buyer
Great Website
Review by Fletcher Y.
Verified Buyer
Received in four days after ordering. Will be back to shop from Keepshooting again.
Rapid Delivery
Review by Menno G.
Verified Buyer
Leading clips for the price from a awesome company. Thank you keepshooting!
Perfect for my use
Review by Hannibal P.
Verified Buyer
Received in two days after buying. Will be back to buy at Keepshooting again!
Just as pictured.
Review by Cortez D.
Verified Buyer
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