Brass Rigid Motor Shaft Coupler 6mm To 8mm Five Pack For RC Boats Cars Planes And 3D Printers Built Tough High Torque Transmission Sleeve Adapter With Tight Fit And Low Inertia For Smooth Performance

Brass 6-8mm Shaft Coupler Pack for RC and 3D Printers
✔️ Brass rigid coupler, 6-8mm bore, 22x14mm size, five-pack with M4 screws

This brass rigid motor shaft coupler connects motor shafts to threaded rods, delivering smooth, high-torque drive for RC boats, cars, planes, and 3D printers.

✅ Material: brass for durability and corrosion resistance
✅ Bore range: 6mm to 8mm (0.236 in to 0.314 in) to fit common motors
✅ Size: 22mm L x 14mm D; includes M4 screws for mounting
✅ Pack: 5 pcs; includes 20 M4 screws and 2 wrenches
✅ Tight-fit, high-torque design with low inertia and no rotation gap

💡 What is a brass shaft coupling used for in hobby motors and 3D printers?

It’s a handy connector that joins a motor shaft to a threaded rod for smooth, accurate motion and tight torque control.

- Transfers torque between motor shafts and threaded rods with a tight fit - Maintains precise alignment to reduce vibration in RC boats, cars, planes - Brass construction resists corrosion for long life - Works with 6-8mm bore and M4 screws