PLEASE NOTE: These WILL fit in the Zastava Z85 if you remove a small amount of material from the mag retention level. Usually 0.5 to 2mm. Once you do this the Z85 will feed both Promag and Circle 10 mags and will still feed factory steel Z85 mags. Made in the USA by ProMag, this magazine is great for your .223/5.56x45mm AK! It features a 30 round capacity and is made from Zytel polymer. Feed lips and locking lugs are not metal reinforced. The body features ribbing for reinforcement and for positive griping. Comes with ProMag’s lifetime guarantee.