My own modification of the Derwood Mod 9. Changes include: Shift to more "Angular Aesthetic" Integrated the ejector mount into the receiver so that it prints as one piece Created Multiple Mag-well designs for Mod 9 lower 1913 Rear cap for braces and stocks Changes to the charging handle and handguard based off of the WTF-9 Mussy variant Adapted AWCY Scorpion Brace to work with design 2 methods of mounting barrel retainer 1. Standard method (threading bolts into plastic in the reciever) 2. EXPERIMENTAL: Thru hole in the receiver to grade 12.9 hex nuts To Do: Create easier method of assemby (replace cross screws with Hk or Ar15 style cross pins) Compile everything into STEP and STL files Create PDF Build Guide Create Variant With 1913 Top Rail Fix "Hump" at the front of the lower

I modeled these parts a while ago, included in the ZIP file is the Hinge Block Spring, Plunger, and Dust Cover Hinge Pin

Blueprints for Groza, verify journal sizes, and overall dimensions are correct for your parts before making barrel.If converting a Krink barrel, the barrel length should not need adjustment, and only the front end should need modification.

In this video I show you how to rust blue my way. Supplies: Hydrogen Peroxide (3%) Sodium Chloride (NaCl) Denim Rags Heat Gun Heaters Steam Pans Old Toothbrush Wash Bottles Being Based Purified/DI water