Ducted Fan For 400/480 Motors

55mm Ducted fan for SPEED 280/300 and Brushless motors

It is possible to use this ducted fan in models which weigh up to 3 times more than the thrust (30 oz. airplane), however, the optimal ratio between thrust and total airplane weight is 2:1. This would be an airplane that weighed 20 oz. Duct and fan blades are made of rigid woven carbon fiber. Motor housing and stators are made of one continuous piece of woven carbon fiber for added strength. Length is 75mm (2.95"), Outside diameter is 66mm (2.60"), Inside diameter is 65mm (2.56"). Weight without motor is 35 grams.