F3A Contra Rotating Propeller Drive System for F3A Pattern Competition

SKU:F3A-1

F3A Contra Rotating Propeller Drive System for use in F3A Pattern Competition
1. The motor shaft and the middle one are made of titanium alloy. 
The lightweight is better for F3A flight.

2. The plastic gear is strong enough which hardened on the surface.

3. we have tested it with this motor, it saves electricity

4. And the gear material we use oily plastic, which is wear-resistant and quiet

 

Motor	Prop	Performance		Gear Ratio
				1:4
Original	Falcon F21X20R21X20	Banery (mah>	P19	2800-3500
			F19	3500-4000
		Speed	Horizontal	85-90
			Vertical	75
		Current Draw (A)	Static	75
			Max Horizontal	63
			Vertical	68
align 700MX	Falcon F21X20R21X20	Banery (mah>	P19	2800-3500
			F19	3500-4000
		Speed	Horizontal	85-90
			Vertical	75
		Current Draw (A)	Static	75
			Max Horizontal	63
			Vertical	68

 

Selecting the Right Gear Ratio All available gear ratios are listed in the following table:
Props	Gearset	Downline Braking	Horizontal Speed	Vertical Pulling Power
22x18 Rear, 22x18 Front	1:4	+++	+	+++
22x20 Rear, 22x20 Front		++	++	++
22x22 Rear 22x22 Front		+	+++	++

• Express Delivery
• 12 Months Warranty
• 7 Days Easy Replace

• 販売者：

  Flight model starter

• タイプ：

  Engine

• タグ： Googlefeed

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