These Gemfan 40mm 4-Blade propellers will take your micro drone to the next level! Its aggressive blades provide great thrust and fast acceleration.

NOTE: These props have a 1mm shaft, different from your normal 1.5mm shaft that this size prop is normally meant for.

Features

• Patented design and unique shape
• Propellers are optimized for racing
• High durability and extremely lightweight
• Excellent quality

Includes

• 4 x CW Propellers
• 4 x CCW Propellers