Milspin Thin Blue Line +5 Capacity Magazine Extension

Glock Model

Now offering Milspin Magazine Extensions to our line of aftermarket Glock upgrades!

These premium parts add an ergonomic extension for your grip, increased round capacity, and added weight to your magazine for rapid ejection. 

Months of engineering, precision machining, and trial and error have resulted in this perfectly designed custom built magazine extension to fit your Glock.

Extension Material: Aircraft Grade aluminum with Cerakote

Extension Weight: 1.2oz

Each component of this product, including the custom spring and retainer pin, is machined right here in the USA. 

***Custom Spring (included with plus 5 versions): 0.051" Rocket Wire to ASTM A228, adding additional coils to account for the extra rounds in your magazine***

******Plus 5 Magazine Extensions are not for sale to California residents, unless you are a Law Enforcement Officer. This is due to your tyrannical government's laws. An order with a California shipping address will be sent an email requesting LEO credentials or a full refund will be issued.******

***Additional magazine extensions of varying capacities and models to accommodate every Glock model ever produced will be released regularly throughout the remainder of this year. If you do not see your model available yet, sign up for our email list to be notified as soon as we release them.***

Glock Model

WARNING: Cancer and Reproductive Harm –

Customer Reviews

Based on 3 reviews
Timothy O'Neal
Thin Blue Line +5 Capacity Magazine Extension

Great mag extension works well does what it says gives you 20 9mm rounds in a glock 19 mag

Garrett Orand
G26 +5 mag extension

Very good quality and craftsmanship. This is my second one and im already looking at buying a couple more. Highly recommend.

David H.H.

Great quality and fit good, I did have a problem with the spring not seating properly and not allowing +5 but that was my own doing and was quickly fixed

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