Radio Active 55mm 2-Blade Waterscrew M4 LH Red - H-RMA3024

The Radio Active 2‑bladed 55mm Waterscrew in red nylon provides a straightforward, durable option for model boats that use an M4 left‑hand (LH) thread. Identified by part number H-RMA3024, it’s a practical choice when you need a 55 mm, two-blade nylon propeller.

The LH thread is commonly selected for installations requiring reverse rotation or to pair with a right-hand prop in counter-rotating setups. Choose the thread that matches your shaft and intended rotation.

Specifications

• Diameter: 55 mm
• Blades: 2
• Material: Red nylon
• Thread: M4 left-hand (LH)
• Part number: H-RMA3024

Suggested Compatibility

• Model boats using an M4 LH threaded shaft and a 55 mm prop size
• Twin installations needing a counter-rotating LH prop to complement an RH unit