CUSTOM 9MM & 40 GLOCK +12 MAG EXTENSION (G17, G34, G24, G35)

CUSTOM 9MM & 40 GLOCK +12 MAG EXTENSION (G17, G34, G24, G35)

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               9mm Glock + 12 round mag extension with custom Wolff spring


This 12 Round mag extension with will turn your 17 round mag into 29 rounds! Fits Glock Models G17 & G34. Made from billet aluminum, Built for USPSA's "Open Division." ("Open" is the firearm equivalent of top-fuel drag racing.) This is the latest version of our Glock mag extension that now comes with a custom-made Wolff spring.

These custom mag extensions look amazing in red anodizing.  We offer custom engraving with your art work, call for the pricing.


(Not for use on Glock 10 round magazines. In some states, mounting extensions on such magazines is a violation of law.)

Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

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Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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