Echo trigger: a replacement fire-control upgrade for the platform named in the title. Check that your rifle matches before you order.

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..

Oregon Arms & Ammunition covers Portland, the Cascades and the whole coast. Parts ship to your door where legal; check your state and local law before you order. We confirm price and availability at checkout, before payment.

Every rifle platform has its own pin spacing, receiver width and parts. The title states which one this item is built for; if yours is different, choose the version made for it.

Oregon Arms & Ammunition 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.