Flexible Motor Coupler — 5mm to 4mm (RC Boat)

Flexible coupler that joins a 5mm motor shaft to a 4mm flex cable or prop shaft. The rubber center takes up small misalignment and softens the shock on your drivetrain at launch.

Specs

• Bore: 5mm (motor side) to 4mm (shaft side)
• Body: stainless steel with set screws
• Center: elastic insert
• Fits: mono and inboard RC boat drivetrains

Delivery: 5–8 business days.