The fixed stock can be removed and an AR buffer tube attached so that an AR collapsible stock can be added easily
Front forearm can be replaced with Saiga rails and aftermarket forearms
Reversible rear sling loop initially set up for right hand shooters can be switched to left side
Removable FCG cartridge
The back portion of the dust cover is secured additionally by the use of a re-designed recoil spring guide which has two small spears that insert into two small holes in the rear of the dust cover