Return to Advantage Arms Glock 12 Round High Capacity Magazine Upgrade

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0 of 0 people found the following review helpful:

Works March 19, 2026 Reviewer: Squid from Midwest   Good upgrade for full size 17/22 mags. Doesn’t add any more rounds in 19/23/ mags Was this review helpful to you?

0 of 0 people found the following review helpful:

Great Product - Fills Need February 26, 2025 Reviewer: michael warren from Wheeling, WV United States   As advertised.  Easy install. Great quality.. Was this review helpful to you?

0 of 0 people found the following review helpful:

Advantage Arms high cap adapter July 31, 2024 Reviewer: Mike Chambers   Well made, works great.  Adds 2 rounds to factory mags.  Reasonably priced. Was this review helpful to you?

0 of 0 people found the following review helpful:

Post office says it was deliverd on 6-27-24 but July 9, 2024 Reviewer: Steven Goff from Bryant, AR United States   Cant review a products i have never received and the local post office is supposedly investigating the matter  in les the 10 minutes from delivery time to checking the box on a deadend street with no traffic the package canushed. Was this review helpful to you?

0 of 0 people found the following review helpful:

Great upgrade October 30, 2023 Reviewer: Elliott from GA United States   Well designed product that functions every time. Was this review helpful to you?

0 of 0 people found the following review helpful:

12 is good number. May 24, 2023 Reviewer: Big E from GA United States   Installs in about 12 seconds and gives you 12 rounds.  It was not listed for Glock 21 Advantage Arms magazines however it fit like a factory part.  I am very happy with it. Was this review helpful to you?

0 of 0 people found the following review helpful:

Just as described, easy install. April 27, 2022 Reviewer: Rob from FL   Received, fairly quickly,  easy install, very happy with purchase. Was this review helpful to you?

0 of 0 people found the following review helpful:

Loaded up! January 14, 2022 Reviewer: Gregory Gaddis from Spring Hill, TN United States   These worked very well in the 10, 15 and 25 round magazines. Nice to have two extra rounds. Was this review helpful to you?

0 of 0 people found the following review helpful:

Excellent alternative to increase rounds. December 18, 2021 Reviewer: Sig from Mukwonago, WI United States   Very easy and quick way to increase rounds in a stock magazine and still have L.R.H.O Was this review helpful to you?

0 of 0 people found the following review helpful:

Works as expected April 16, 2021 Reviewer: AJ from CEDAR RAPIDS, IA United States   Easy to switch, added 2 rounds Was this review helpful to you?