One thing I'd want to insert about the optic rail. It will cause the mount to sit down farther back again when compared to the rail on other AKs. Which may cause some eye aid issues with some mounts and a few scopes. The LPVO I have on mine operates https://zanderqpgmf.newbigblog.com/21905447/what-does-zastava-pap-m90np-5-56x45mm-rifle-review-mean