Stock Adapter Huben GK1

With this handy picatinny rail adapter you can make the GK1 ready for a stock, this changes the GK1 into a compact carbine!

You replace the plate on the back of the GK1 with this, this creates a picatinny rail to then place a stock on.
You could use the following stock for this: GK1 Picatinny folding stock

You can also use this if you already have a red dot mount on the GK1.
This means they do not get in the way of each other.