Motore a ingranaggi in metallo con albero M4 55mm progetti con micro-scatola del cambio N20. BRINGSMART: mini riduttore elettrico a vite con tensione universale 3 V, 6 V, 12 V, motore AF ultracompatto ad alta coppia per robotica e fai da te

All-Metal DC Gear Motor with M4 Shaft for N20-gearbox 1pc
✔️ 12V DC gear motor, 7 rpm, 0.02-0.19A, 55mm M4 shaft, all-metal gears

This compact 12V gear motor packs a robust all-metal gear train and a 55mm output shaft, ideal for micro robots, DIY projects, and small machines. Its universal voltage range (3-12V) lets you tailor speed and torque to your needs, while the compact form factor makes mounting easy on small frames and gearboxes.

✅ Voltage: universal 3V-12V, 12V max for full speed
✅ Speed: about 7 rpm at 12V; lower voltages scale linearly
✅ Shaft & size: 55mm output shaft with M4 threading
✅ Gears: all-metal for long life and wear resistance
✅ Uses: landing gears, arms, DIY robots, micro guide rails

💡 What is a DC gear motor used for in small robotics and DIY projects?

This handy motor provides controlled, low-speed rotation for precise motion. - Handy for wheels and actuators in tight spaces
- Works on 3-12V for simple speed control
- All-metal gears resist wear and extend life
- 55mm shaft with M4 threading fits many mini assemblies