https://rarebreedtriggerfrt-15l3.com/product/fostech-echo-ar-ii-drop-in-binary-ar-15-trigger/
Fostech Echo AR II Drop In Binary AR-15 Trigger
The Echo AR-II Trigger is a groundbreaking drop-in design that is approved by the ATF. The Echo AR-II trigger does not come with a bolt carrier. PRODUCT...
drop infostechechoarii
https://www.preppergunshop.com/fostech-echo-ar-ii-trigger-for-ar-15-no-proprietary-bolt-carrier
Fostech Echo AR-II Trigger for AR-15 | Prepper Gun Shop | Prepper Gun Shop
Fostech Echo AR-II Trigger for AR-15, no proprietary bolt carrier needed. Enables rapid fire modes. Precise.
fostechechoariitrigger
https://www.uzitalk.com/forums/index.php?threads/anyone-getting-in-on-these-fostech-echo.82028/page-5
Anyone getting in on these? Fostech echo! | Page 5 | UZI Talk Forums
I sincerely wish them the best. I am very much wanting to order one. I've just been waiting for them start shipping, and catch up on backorders first.
getting in