Tucker:
Try RGuns for AK74 mags. They've got the best prices I've seen for quite some time.
http://www.rguns.net/
Also, look into getting some stripper clips. The AK74 stripper clip system was designed right. Period. Get several sets with spoons so you'll have plenty of spoons, just in case.
https://www.desertfoxsales.com/STRIP...p/dfs-097b.htm