Gemfan 1209-4 31mm 4-Blade PC Tiny Whoop Propellers (8pcs)

31mm quad-blade PC props for high-KV Tiny Whoop builds and indoor FPV tracks.

Specifications

• Model: Gemfan 1209-4
• Diameter: 31mm
• Blade count: 4
• Material: polycarbonate (PC)
• Pitch: 0.9in
• Weight: 0.21g per propeller
• Recommended motor: 0802 25,000KV
• Suggested quad weight around 30g; shaft bore varies by color.
• Package: 4 CW + 4 CCW propellers

Fitment and use

Match the selected shaft bore to your motor, and confirm propeller clearance and motor compatibility before flying. Check for damage before each flight and replace cracked or bent props.