APC 7x4SF Slow-Fly Propeller

Brand : APC

SKU : APC 7x4SF

Availability : In Stock

Price : Regular price $2.47

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APC Slow-Fly Electric Series props offer high thrust at low RPM, and offer great value for your electric powered models. The center hole of the prop is designed to accept a reducing bushing to fit your propeller shaft. Included with the prop are 2 bushings to fit 3/16" and 6mm prop shafts.

According to the widely accepted Maximum RPM formula of 65,000/D for APC SF-Series props, the 7x4SF prop should not be used over 9,286 RPM.

Hub Diameter: 0.50 in.
Hub Thickness: 0.32 in.
Shaft Diameter: 1/4 in.
Product Weight: 0.18 oz.