Posted 8 Apr 2018 Fostech Echo 2 trigger. Safe semi and echo. Echo is pull the trigger it fires, release the trigger it fires again. Like a 2 round burst. No proprietary bolt carrier needed. Not NFA. No stamp. No tax. No license. Asking $425 each plus shipping. Feel free to text 502-541-3919 David Brownsville, Kentucky, United States Share this post Link to post Share on other sites
