Clip on cheek riser for the VFC ump.  Enables a solid cheek weld for Aimpoint Comp M4 height optics (~1.54 inch height).  

Folding stock able to be used while attached

Print in petg-hf for an all-rounder in durability/printability, or pa6-cf for maximum durability/strength.

petg-hf profile is added.  Using Bambu PETG-hf filament.