Featured FosTecH Products


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. You will need a full auto bolt carrier in your firearm for the Echo AR-II to function. The Echo AR-II is designed to function in the AR-15 Platform. If you have any questions in …


The Echo Sport is an economical pull and release trigger for the AR-15 Platform. The Echo Sport has the functionality of the Echo AR-II, the only difference is that you select the echo mode from a paddle rather than the safety sector. The Echo Sport is designed to function in the AR-15 Platform. The Echo Sport gives you all the …

Echo AK Trigger

The Echo AK-47 Trigger is a drop-in trigger for the AK-47 Platform. The Echo AK-47 Trigger is a response trigger that allows the shooter to fire a round on the pull and also on the release of the trigger. The Echo AK-47 Encompasses the same patented trigger lock technology as the Echo AR-II. The trigger lock keeps the operator from …

Fostech Edition Kalashnikov USA KP-9 Pistol

Fostech.com Exclusive!  Only available at Fostech.com!

Kalashnikov USA KP-9 Fostech Echo Edition – The Kalashnikov USA Fostech Echo Edition rifle starts out with one of America’s premier 9mm AK pistols. This pistol is factory fitted with our Echo AK trigger and our AK Sabre grip. This combination gives you one of the toughest and fastest AK’s on the market today! This …

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