Product / Harold MK2 / Quadruped Platform
Model HR-MK2-2024

HaroldRobot

12
Servo Motors
20Hz
Servo Control
20°
Max Slope

Open-source educational robotics platform. Precision engineered for research, education, and development. Fully assembled or DIY kit options available.

Live Demonstration
Platform
Raspberry Pi
ESP32 Servo Controller
Sensors
Accelerometer (±2g range)
Gyroscope (±250°/s range)
Training Software
Nvidia IsaacSim
Nvidia IsaacLab
Availability
Pre-order:
(Ships December 1st 2025)
Development / Timeline / Model Evolution

EvolutionTimeline

HR-MK1 / 2023

Genesis

Original prototype. 8 servos. Basic locomotion.

Technical Specifications

Servos8
Weight1.5kg
Control20Hz
Genesis - Image 1
HR-MK1 - View 1
Genesis - Image 2
HR-MK1 - View 2
Genesis - Image 3
HR-MK1 - View 3
Genesis - Image 4
HR-MK1 - View 4

Side by SideComparison

MK1 vs MK2 Comparison
Structural Evolution
MK1 vs MK2 Detail Comparison
Component Improvements
Capabilities / Technical Features / Demonstration

TechnicalCapabilities

Training
128K steps
Policy
PPO (SKRL)
Framework
IsaacLab
12
Servos
20/200Hz
Control
6DOF
IMU
Pi
Raspberry
Products / Kits / Purchase Options

Choose YourConfiguration

KIT-DIY

Complete DIY

FREE

Open source. Build from scratch.

  • GitHub repository
  • STL files
  • Comprehensive parts list
  • Documentation
KIT-PRT

Parts Kit

$500 USD

Components only. You 3D print and assemble.

  • 12 servo motors
  • Bearings, screws, etc.
  • Electronics, wires, etc.
  • LiPo battery
Most Popular
KIT-ASM

Semi-Assembled

$750 USD

Pre-built modules. Minimal assembly.

  • Assembled legs
  • Calibrated servos
  • Tested modules
  • 1-hour setup
KIT-RDY

Plug & Play

$1000 USD

Fully assembled. Ready to run.

  • Complete robot
  • Pre-calibrated
  • Tested system
  • Priority support
Shipping
Worldwide Available
Warranty
30-Day Returns
Discounts
Educational Pricing