Functional mobile tracked conveyer belt - scale 1:14

Bring real construction power to your 1:14 scale RC setup with this fully functional model of the TC421 tracked conveyor belt.

Based on the original machine design, this model can:
✔ Drive on tracks
✔ Fold and unfold remotely
✔ Run the belt to move sand, gravel, stones, or other materials

Key features:

• Scale 1:14 – ideal for RC construction sites
• 17-page illustrated assembly manual with a complete parts list (motors, bearings, actuators, warning lights, screws)
• Sticker PDF included to print realistic machine decals
• Folded size: 86 x 22 x 21 cm
• Unfolded size: 153 x 75 x 21 cm
• Conveyor belt length 158 cm and dropping height of 75 cm
• Rubber Belt itself can be made from a standard bicycle inner tube (not included), still working on printable TPU design.
• The design contains 68 .STL files.

Perfectly scaled to combine with RC trucks and machinery from Tamiya, Lesu, Carson, Bruder, and other brands. A must-have for construction dioramas and RC enthusiasts who want realistic, working equipment!

Part list:

2x Reduction motor 20 RPM 12V
7x 624Z Bearing 4 x 13 x 5 mm
2x 1.2 * 12 * 50mm Compression Spring
2x 22mm flange, 6mm
1x 22mm flange, 4mm
4x Linuar actuator DC 12V 100mm 4mm/s-150N (Optional)
2x Linuar actuator DC 12V 200mm 4mm/s-150N
2x Linuar actuator DC 12V 30mm 4mm/s-150N
1x Reduction motor 50 RPM 12V
Balancing weights
2x Warning lights
12x 693ZZ Bearing 3 x 8 x 4 mm
2x 6mm M3 Inserts
7x ESC of your choosing
1x 8 or more channel receiver and transmitter
315cm of inner bicycle tire tube to be used as conveyer belt. At least 78mm wide.
Screws, detailes list included in instruction manual.

***** 2025-10-18
4 files were missing in the ZIP with STL files, these have been added.

Designed for 3D printing: optimized part orientation, 0.1 mm layer height, 4 walls, 30% infill, some supports required. Fits standard 25x25 cm print beds.