Echo trigger is a trigger group for AR-pattern rifles, listed with what it is and what it fits in plain terms.

What is listed: Fostech Echo AR-II Trigger: Made for AR-20 rifles, this model is reliable and widely used in competitive and tactical shooting.; Fostech Echo AK-47 Binary Trigger: This model is designed for the AK-47 and combines the AK’s durability with fast firing.; ENHANCED RESET RARE BREED TRIGGER FRT 15 E3; fn m249s binary trigger for sale; PATENTED Technology licensed through Franklin Armory inside the Echo AR-II Trigger, including U.S. Pat. Nos. 9,952,012 and 9,952,013..

Imbert & Smithers Arms serves buyers in 55 counties, the Panhandles to the coalfields. Parts ship to your door where legal; check your state and local law before you order. Price and stock are confirmed live when you order, before you pay.

Fitment is the most common reason a part is returned. Check the platform in the title, compare it with the lower receiver and fire-control group you own, and message us if you are unsure which version you need.

Imbert & Smithers Arms added this item to the shop as a new arrival. Details come from the maker's published listing, in our own words. If you need a measurement, material or compatibility detail that is not shown, send us the question before ordering.

Questions about fit? Match the title to your rifle and trigger type, and ask before you order if anything is unclear. Listed as a new arrival and in stock.