Fostech AR 15 Echo Sport Trigger - 4140
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Fostech
Overview
The Fostech AR 15 Echo Sport Trigger is a drop-in trigger designed for ease of installation and enhanced performance. This trigger allows for a quick and smooth pull, providing a more responsive shooting experience without the need for extensive adjustments. It's commonly found in builds focused on competitive shooting or tactical applications, where rapid follow-up shots are essential.
Specifications
Available Merchants(4)
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Price Alert
September 2026 on GunPartPicker
Fostech AR 15 Echo Sport Trigger - 4140 ranked #114 of the 228 triggers builders added on GunPartPicker in September 2026. Builders have been adding it to their builds on GunPartPicker since May 2026. All time, it ranks #178 of the 495 triggers builders have added.
Availability is good: it was in stock at one retailer or another nearly every day in September 2026, and today 3 of the 4 retailers we track have it in stock. The best price drifted down from $259.99 to $241.99 over September 2026 without a real sale. Buying today, the lowest price is $197.59 at BattleHawk Armory, which matches the best price we saw in September.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 37 retailers
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