I can never be 100% sure, but that what the majority of the blaster peoples are saying. Here is a thread with a few opinions in it sir
http://www.blasterforum.com/pics-vids-9/deal-century-46201/
really doesnt matter what make they are, we came up with older 4-play or snyders,
still a good deal, and use common ball joints, so no need to know what make exactly