Tag Archives: Shaft Diameter

10×4.5 EPP1045 Counter Rotating Pair Electric RC Aircraft Propellers for Planes or Helicopters The EPP1045 is a set of counter rotating RC aircraft propellers perfect for use in twin and multiple motor RC airplanes or coaxial RC helicopters. You receive 2 propellers: one prop rotates clockwise cw and the other prop rotates counter clockwise ccw (1 left hand & 1 right hand rotation). These matched rotor blades are a hard to find matched counter rotating pair. The length is 10 inches and the pitch is 4.5 inches per revolution. Specifications for the EPP1045 counter rotating pair * Length: 254 mm | 10 inches * Pitch: 4.5 inches per revolution * Type: Counter Rotating Matched Set * Material: 1 Piece Composite * Shaft Diameter: 3 mm | 0.118 in * Works with GWS type gearboxes * Use in coaxial RC helicopters and multi engine RC airplanes