Dual Axis Planetary Gearbox Speed Up Or Speed Reducer Increaser With Double Shaft PLS56 PLZ56 Ratios 1 To 13 1 To 15 1 To 18 1 To 28 For High Torque RC Nerds Hobbyists And DIY Gear Drive

Dual-Axis Planetary Gearbox: Speed Up or Reducer 1:13-1:28 ✔️ Single unit, dual-axis gearbox with 12mm shafts, ratios 1:13/15/18/28

This compact dual-axis planetary gearbox delivers high torque in a small package, with smooth speed control for hobby robotics, RC cars, 3D printers, and DIY gear drives. It’s designed for precision drive projects where space is tight and load is demanding.

✅ Gearbox type: dual-axis planetary gear unit for speed up or speed reduction
✅ Gear ratios: Stage1 3.6/4/4.25/5.3; Stage2 13/15/18/28; Stage3 47/55/65/77
✅ Shaft sizes: input/output shafts mainly 12 mm; one end 10 mm for 5.3 and 28
✅ Tolerances: axial gap no more than 0.02 mm; radial gap no more than 0.04 mm
✅ Mounting: compact, ready for RC hobby, robotics, and DIY gear drives

💡 What is a planetary gearbox used for in precision drive systems? Planetary gearboxes provide compact, high-torque transmission with smooth speed control for robotics, automation, and DIY gear drives. - High torque in a small footprint for robotics and RC projects - Low backlash for repeatable positioning - Easy integration with standard motors and mounting hardware