Gemfan’s 1635-3 40mm Tri-Blade Micro/Whoop Propellers w/ 1mm Shaft T-Mount (4CW+4CCW) is designed specifically for whoop builds and even some 2-inch micro builds. These propellers possess a 1.6×3.5×3 configuration that makes them perfectly suited for such uses.

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Specifications

• Weight: .61 grams
• Center Hole Diameter: 1 MM
• Mount: 1mm T-Mount
• Blades:3 Blade

Includes

• 4 xGemfan 1635-3 40mm(CW)
• 4 xGemfan 1635-3 40mm (CCW)