Bacon did a Poly 80 not Glock. Polymer80 allows for affordable custom glocks to be done as a DIY pistol. These are not necessarily the best glock mods, this is just a polymer80 compact build range test.
Wilder Tactical Discount code: "VSO" http://wildertactical.com?p=Sk01qB0t4
Video on the belt: https://www.youtube.com/watch?v=bcYjhvFe9Oc