Wow, the Geissele seems so much better. How does it compare in price?
Cheaper than the Tac-con. Around $250, I think. They make one for the SCAR too.
Looks like they’re ~1/2 the price of the other Tac-Con units:
http://www.armsunlimited.com/Geissele-G2S-2-Stage-Semi-Automatic-Rifle-Trigger-p/g2s.htm