+Capacity Mag Extensions

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

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