Rock River Arms Single Stage Trigger KIT, Black
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Rock River Arms
Overview
Single Stage | AR-15 / AR-10 The Rock River Arms Single Stage Trigger Kit is a standard AR-15 trigger mechanism. It provides a non-adjustable single-stage pull. GPP build data shows this trigger is commonly paired with the Palmetto State Armory PSA AR-15 Blem "Stealth" Stripped Lower Receiver and the Palmetto State Armory PSA AR-15 Bolt Carrier Group 5.56 Full-Auto Nitride MPI. The most common build profile includes a carbine gas system and 5.56 NATO chambering.
Pros
- +- Single Stage is the most common trigger type in the GPP catalog. - Compatible with both AR-15 and AR-10 platforms.
Trade-offs
- −- Designed for both AR-15 and AR-10 platforms, while most triggers in the catalog are configured for AR-15 only.
Specifications
Available Merchants(3)
Prices checked
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August 2026 on GunPartPicker
Rock River Arms Single Stage Trigger KIT, Black ranked #128 of the 240 triggers builders added on GunPartPicker in August 2026. Builders have been adding it to their builds on GunPartPicker since February 2026. All time, it ranks #285 of the 444 triggers builders have added. Builds with this trigger are nearly all chambered in 5.56 NATO, nearly all on pistol-length gas, and nearly all AR-15.
It was out of stock everywhere we track for all of August 2026, and today none of the 3 retailers we track has it in stock right now. Listed prices start at $34.34 at BattleHawk Armory for when it comes back.
Updated · from real builds on GunPartPicker · Prices checked · refreshed daily across 31 retailers
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Read the guide: AR-15 Trigger Popularity Report →Frequently Built With
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Builds Featuring This Part
See all 2 →Builds in the community that include the Rock River Arms Single Stage Trigger Kit, Black
| Build | Parts | Total |
|---|---|---|
 | 12 | $409.51 |
 | 24 | $517.15 |
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