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..

S00 Tactical Supply serves buyers in all states where the item is legal to ship. 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.

Before you buy, read the product name against your rifle: the platform, the pattern (AR-15, AR-10, HK, FN) and the trigger type all have to match. Parts from different makers are not always interchangeable.

S00 Tactical Supply 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.