Im looking at getting a Superior Arms lower and am wondering what you guys have heard about them. For $80 is it worth it. This would be my first AR build and im not sure what brand of lowers are decent.
http://www.aimsurplus.com/acatalog/Superior_Arms_S-15_AR15_.223_Receiver.html
http://www.aimsurplus.com/acatalog/Superior_Arms_S-15_AR15_.223_Receiver.html