4-7's Quark...Compatible Heads?

[Jackyl]

What heads are compatible with the Quark line? TIA!!!

 

[ti-force]

See the link below for a lot of Quark lego info .

http://www.candlepowerforums.com/vb/showthread.php?t=278032

 

[Jackyl]

Thanks...no lego with other brands due to square threads? No JetBeam compatibility?

 

[ti-force]

I've heard others talk about mixing brands, but I'll have to let them comment because I don't have any experience on the matter.