Franklin Armory BFSIII Binary Firing System Curved Trigger for AR
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Franklin Armory
Overview
The Franklin Armory BFSIII Binary Firing System Curved Trigger offers a unique binary firing mode for your AR-15, allowing the shooter to fire on pull and release. This trigger features a flat trigger bow, which can enhance the shooter's control and comfort during rapid fire scenarios. Commonly found in builds with a carbine gas system and chambered in 5.56 NATO, this trigger is ideal for those looking to maximize their firing efficiency.
Specifications
August 2026 on GunPartPicker
Franklin Armory BFSIII Binary Firing System Curved Trigger for AR ranked #27 of the 240 triggers builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since January 2026. All time, it ranks #26 of the 464 triggers builders have added. Builds with this trigger are split between 5.56 NATO (33%) and .450 Bushmaster (17%), split between mid-length (50%) and carbine-length (25%) gas systems, and mostly AR-15 (63%, then AR-9 25%).
Availability is good: it was in stock at one retailer or another nearly every day in August 2026, and today 4 of the 6 retailers we track have it in stock. It dipped to $386.99 at Ammunition Depot for a stretch in August 2026, well under its usual $429.99, so sales do come around. Buying today, the lowest price is $386.99 at KY Gun Company, which matches the best price we saw in August.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 35 retailers
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Frequently Built With
The part most often added in each category by the 74 builds that include this one
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Strike Industries Ambidextrous Magazine Release, Black - ARAMBIMRBK
Build Configuration Breakdown
Aggregated and anonymized data showing how builders use this product
PlatformBased on real build data showing which platform (AR-15, AR-10, AR-9) builders pair with this product.
CaliberBased on real build data showing which calibers builders choose alongside this product.
Gas SystemBased on real build data showing which gas system lengths builders use with this product.
Builds Featuring This Part
See all 4 →Builds in the community that include the Franklin Armory BFSIII Binary Firing System Curved Trigger for AR
| Build | Parts | Total |
|---|---|---|
 | 24 | $3799.45 |
 | 16 | $2512.33 |
 | 20 | $2457.53 |
 | 10 | $4864.61 |
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