Suitable for all generations of Glock frames, AL V-profil 20x20, profile length 200mm
https://www.printables.com/model/779464-universal-glock-frame-holder-for-laser-engraving
V-Profil holder 22°degrees:
https://www.printables.com/model/1224568-universal-glock-frame-holder-with-22deg-degrees
The author marked this model as their own original creation.