Fostech Echo Sport Trigger Fast Fire Binary Trigger System For AR-15 Platform Rifles, Safe, Semi, and Echo Firing Modes - Model 4140
classicfirearms.com
Fostech Echo Sport Trigger Fast Fire Binary Trigger System For AR-15 Platform Rifles, Safe, Semi, and Echo Firing Modes - Model 4140
The Echo Sport from Fostech is a more economical version of their world-famous Echo II rapid-fire trigger system for the AR-15. It has all the functionality of the Echo II trigger with the only difference being that you select the Echo mode from a paddle located in front of the trigger, rather than through the use of the safety selector. The ...
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