3D robotic arm CyberBrick

🔧 Mod #1 – Update from June 23, 2025 In today’s modification, I shortened the robot arm, which significantly improved its agility and responsiveness. In the previous version, the longer arm caused issues when the battery voltage dropped — the servos lacked enough torque to move it properly. With the shorter arm, this is no longer a problem, even under lower power conditions. I also increased the internal space inside the servo housing and widened the cable channels, making it much easier to route and organize the wires neatly within the arm. ⚠️ Note: To ensure full strength and performance, the battery should be fully charged. Otherwise, your robot might get a little lazy. 😉 🎥 Watch it in action: Controlling the arm takes a bit of practice — at first, it's more of a wrestling match than precision work, but with a few tries, you'll feel like a true arm master 😄 This fully functional 3D-printed robotic arm is designed for learning, experimentation, and hobbyist use. The structure is