SZ-Speed 1407B 1407 4000KV 2-3S Brushless Motor CW / CCW for RC Drone FPV Racing Mode:Counter-clockwise Screw Thread * Suction Cup Holder:Provide a

* Suction Cup Holder:Provide a broad range of motion and stability

Weight: about 175g

but use 3s 1300mah-1500mah is best

Pitch: 10inch

Hub Thickness:7mm

SZ-Speed 1407B 1407 4000KV 2-3S Brushless Motor CW / CCW for RC Drone FPV Racing Mode:Counter-clockwise Screw Thread * Suction Cup Holder:Provide aSZ Speed 1407B 1407 4000KV 2 3S Brushless Motor CW CCW for RC Drone FPV Racing Specification: Brand Name: SZ Speed Model: 1407B Item Name: 1407 4000KV 2 3S Brushless Motor Version: CW Screw Thread CCW Screw Thread ( Optional) Configuration: 9N12P Input Voltage: 2 3S Lipo KV: 4000KV Motor Width: 18. 6mm Motor Height: 29. 7mm Shaft Diameter: M5 Propelelr Adapter Shaft Thrad: M2 Weight: 15g Recommend Propeller: 5 Inch Prop Max. Thrust: 400g Package