Fostech Echo Sport AR-15 Binary Trigger Black 4140. These Rifle Triggers from the innovators at Fostech feature a safe mode built in that prevents your rifle from firing unexpectedly. With a semi-automatic mode the Fostech AR-15 Trigger only fires...
Fostech Echo Sport AR-15 Binary Trigger Black 4140. These Rifle Triggers from the innovators at Fostech feature a safe mode built in that prevents your rifle from firing unexpectedly. With a semi-automatic mode the Fostech AR-15 Trigger only fires...