2.3 To 4.0 Millimeter Shaft Coupler Metal Sleeve Adapter For Model Cars RC Robots And Industrial Machinery Built Tough With Plated Iron For Rock Solid Precise Rotary Motion Transfer And Long Lasting Performance

2.3-4.0 mm Metal Shaft Coupler for RC Cars & Machinery
✔️ 2.3-4.0 mm model-to-rod coupler, plated iron, 5 pcs

This compact sleeve adapter links 2.3-4.0 mm shafts to deliver precise rotary motion in model cars, robots, ships, and small industrial machines. Made from plated iron, it offers solid durability and long service life in tough environments.

✅ Size: 40 mm x 40 mm x 10 mm (1.57 in x 1.57 in x 0.39 in)
✅ Material: plated iron for durability
✅ Shaft compatibility: 2.3-4.0 mm range
✅ Pack size: 5 pieces per pack
✅ Easy screw-rod mounting for quick setup

💡 What is a shaft coupler used for in hobby RC cars and industrial machinery? This handy connector helps transmit motion between coupled shafts in tight spaces.
- Transfers motion between 2.3-4.0 mm shafts
- Durable plated iron construction for long life
- Compact, easy to install in small kits
- Screw-rod compatibility for quick assembly