Has anyone seen the new flip up sights from Spikes Tactical? I noticed them on primaryarms new for 2014. Has anyone had a chance to run them? I'm currently looking to replace my Magpul gen 2's on my ST15 and just saw these.
https://www.primaryarms.com/Spike-s-...-p/sas80f1.htm
https://www.primaryarms.com/Spike-s-...-p/sas80r1.htm

