Specifications

Mechanical Parameters

What is OpenArmX-Pro-Max?

OpenArmX-Pro-Max is an open-source bimanual collaborative robot development platform developed by Chengdu Changshu Robotics Co., Ltd. Based on high-performance Robstride quasi-direct-drive motors and ROS2 Humble architecture, it provides a complete hardware and software solution.

Core features:

• 🤖 Bimanual design: left and right 7-DoF arms
• ⚡ High-performance motors: Robstride RS series quasi-direct-drive motors
• 🔓 Fully open-source: open hardware design and software code
• 🎯 Developer friendly: built on ROS2 ecosystem with MoveIt support
• 🔧 Highly customizable: supports parameter tuning and secondary development

Arm Specifications

Parameter	Specification
Number of arms	2 (left arm, right arm)
DoF per arm	7 DOF (excluding gripper)
Total DoF	14 DOF (excluding gripper)
Reach	Approx. 800 mm (per arm)
Payload	Approx. 5 kg

Follower

Leader