Rise Armament RA-535 Advanced Performance Trigger

Due to increased demand, please allow 15-20 business days for shipping on all parts. All orders are machined, engraved, Cerakoted and assembled to order.

Cancellation Policy All firearms sales are final.



With a crazy-fast reset, nearly nonexistent over-travel, and a smoother, crisper, lighter trigger pull, the RA-535 Advanced Performance Trigger (APT) helps you fire more quickly and accurately. The single-stage trigger group is easy to install. Includes free anti-rotation pins.

Key Features

  • Single-stage
  • 3.5-lb. pull weight
  • Unit weight: 2.3 oz.
  • Quick reset for faster response time between shots
  • Lightened trigger pull with super-crisp release to improve accuracy and increase target acquisition
  • Combines straight trigger functionality and comfort with curved control
  • Self-contained design makes it easy and quick to install with no fine-tuning needed
  • Anti-rotation pins included
  • Manufactured and assembled according to strict AS9100 aerospace requirements, which are more stringent than standard gun manufacturing requirements
  • CNC machined from high-grade, heat-treated tool steel and aluminum
  • Fits most .308 and .223 AR style platforms (Not for use in Sig MPX)
  • Self-contained design makes it easy and quick to install with no fine-tuning needed
  • To view installation instructions, watch the tutorial here or read the tutorial here
  • Note: The set screw should not be tampered with. Any attempts to modify the trigger will void the warranty. 


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