May 29, 2025
Description
This kit allows the KM9 Unicorn to accept AR style buttstocks.
Compatible with the ZHI Metal upgrade kit's powerstock (sleeves over) as well as stock blasters.
Print pieces upright, ‘Nut Insert L/R’ will require supports
Attaching to blaster:
Use the extra M3x15mm C'sk screws included and install through the buffer tube adapter and buttplate.
And/or
Print off your choice of Heat insert or Nut inserts and install using the collapsible stock mounting holes using M3x40mm screws
Updates:
V1.1 Buffertube - Reduced height of release pin guide by 1.5mm, some buttstocks were getting a bit stuck. Hopefully this helps
Added STP file
License:
Creative Commons — Attribution — Noncommercial