3D printed bullet guide.  So far as we know, a first of its kind.  Material is 17-4 stainless.  Part is 3D printed, sintered, heat treated then Zir blasted. 

Heat treat process is H900 which yields a Rockwell hardness range of HRC 35-42.  Typical range is HRC 36-38. 

Rivet not included (you can find rivets at AK Builder, MSR or Desert Fox).  

If the "Add to Cart" button does not show below, check (click) this link for stock at Atlantic Firearms.  Same price.