An increasing number of 1911 and 2011-style pistols are using a full length guide rod that requires the insertion if a pin to capture the reverse plug during disassembly. While some guys will fashion a pin from a paper clip, our solution is more...

If you have ever tried to assemble an AK and install the trigger, you know how challenging it can be to keep the disconnector and spring assembly properly aligned while sliding in the trigger pin. We have a far simpler solution for you. We've...

This slave pin is used to assemble the trigger group outside of the AR so you could the trigger, disconnector and spring as a group. Once inserted in the lower, you push the normal trigger pin in and as it goes in, it pushes the slave pin out the...

Polymer80 pistol frames are fun to build. For a smooth functioning and reliable pistol, it is critical to clear out the Barrel Block in the middle channel of the frame and not leave any ridges that the recoil spring may hang up on. To help with...

Hi folks, a customer asked if I could supply refill sanding cartridges for our Polymer80 Pistol Frame Barrel Block Saning Kit and the answer was "Sure - we definitely can" so here's the item so you can order them. The refill includes 8 sanding...

If you are doing a Polymer80 pistol build, they recommend using an end mill to remove the top tabs and/or cut out the barrel block they cast in the barrel channel of the frame. They used to include end mills and I always wished they were a tad...

These quality drill bits are sized for drilling Polymer80 pistol frames for their pins. This package includes one 3mm drill bit (approx 2.95-2.97mm) and one 4mm drill bit (approx 3.95-3.96mm). We have a blog post where you can read more if you...

I needed a better way to test the fire control groups of Polymer80, Glock and SIG pistols where I could not see what was going on in the slide - I could only go by sound and feel but I really wanted to get an idea of how firmly the firing pin or...