The MAKO Group lets you change your underfolder AK to a collapsible side folding AR style butt stock and this kit contains a recoil reducing collapsible butt stock. Made for underfolder receivers.

Specifications and Features:
The MAKO Group AK-47 Underfolder to Side-Folding Conversion for AK Underfolder Rifles With Recoil Compensation M4-AKMILP
Rugged military-grade folding collapsible stock systems convert under-folders to side-folders
Combat-proven GLR-16 stock with battery storage and rubber recoil pad
Adjustable to six positions
Super-strong streamlined hinge
Weight 1 pound, 9.9 ounces
Width 1.85"
Height 5.12"
Length 10.5"
Length (open / deployed) 13.4"
Olive Drab Green

Fits:
AK-47 Underfolder Receivers

Includes:
GLR-16 buttstock