ak74

First post but hope to add my input in as many ways as possible. So I picked up a ak receiver, and when I bid on it, key word bid, I did not realize it was an ak74 receiver. But I made the mistake of ordering a pinned barrel and trunion for 7.62x39. So I have parts I know I can't use. So here...

Has anyone see one of these in the wild? I lost one of my 45 round bakes and was thinking of replacing it with this. @AIM...