AK SPR Project?! Awesome Results with the Factory Rifle!
This guide details the installation of an aftermarket rail system onto an AK platform rifle, specifically the Zastava M90. It covers fitting the action, securing the front retainer, attaching side brackets, and fastening the upper and lower rail components. The process is presented as straightforward, with included tools and clear visual cues for correct alignment, though minor modifications may be needed for certain AK variants like the M77 and M90.











