PRO LLC

Engineered With Purpose

Parallel Research Operations is an American manufacturing company focused on the research, development, and production of precision-engineered firearms components and accessories. We combine advanced manufacturing, thoughtful design, and rigorous quality standards to create products built for consistency, durability, and dependable performance. We are just getting started, and we are excited to show you what is coming.

Reference resources

Core Manufacturing

Our manufacturing methods include, but are not limited to...

3D Printing

CNC Machining

Rapid Prototyping

Additive manufacturing for rapid innovation.
3D printing allows us to quickly transform concepts into physical components, evaluate form and function, and iterate designs with speed and flexibility. This technology helps accelerate development while reducing the time and cost associated with early-stage prototyping.

Precision manufacturing for demanding applications.
CNC machining enables the production of highly precise components from a variety of materials. Computer-controlled manufacturing provides repeatability, dimensional consistency, and the level of precision required for advanced engineering applications.

From concept to functional prototype—faster.
Rapid prototyping allows us to move quickly from an idea to a physical representation of the design. By combining digital design, additive manufacturing, machining, and iterative testing, we can identify opportunities for improvement early and continuously refine our products.

Design Tolerance Capabilities

Verified technical metrics

0.1mm

Print Resolution

0.005"

CNC Tolerance

100%

Physical Quality Control

Product example

HK MP5 Trigger Pack

The PRO Trigger pack for the Heckler & Koch provides the shooter with a smooth trigger pull, with a crisp break at 3.5 pounds

Versions for both civilian SP5 and military MP5 will be available. Testing is underway and release date and availability coming soon.

Parallel Research Operations

DATABASE

Home

Designs - Coming Soon

Store - Coming Soon

Contact the Owners:

Kevin Robinson: Kevin@parallelresearch.net

Norman Chow: Norman@parallelresearch.net

Jon Lohman: Jon@parallelresearch.net

© 2026 Parallel Research Operations

Precision in Every Detail