Spektrum Set Screw Prop Adapter – 3.0mm Motor Shaft to 5mm Prop Shaft [SPMXAMA4930]

The Spektrum Set Screw Prop Adapter (part number SPMXAMA4930) allows you to adapt a 3.0mm motor shaft to fit a 5mm propeller hub, making it ideal for lightweight electric aircraft setups. With its precision-machined aluminum construction and secure dual set screw design, this adapter ensures a tight, centered fit for smooth, vibration-free propeller operation.

Perfect for small outrunner motors where reliable power transfer and balance are essential.

Key Features:

• Part Number: SPMXAMA4930

• Motor Shaft Fitment: 3.0mm

• Prop Shaft Output: 5mm diameter (for 5mm bore props or spinners)

• Material: Precision-machined aluminum

• Locking Mechanism: Dual set screws for firm, non-slip grip

• Use Case: Mounts 5mm bore props to 3.0mm motor shafts

• Ideal for: Small electric planes, park flyers, and lightweight sport models

• Includes:

  • Prop adapter

  • Set screws (pre-installed or included)

Get a clean, secure fit for your lightweight electric setup with the Spektrum SPMXAMA4930 3.0mm to 5mm Prop Adapter—built for smooth power and precision performance.