This kit is 100% compatible with Align T-REX 450S and parts are interchangeable. Special design Flasher PE 3D. Agility and the quick reaction. With unique design airframe , special surface
treatment of CNC metal part. Standard fittings: wooden blades. SPECIFICATIONS:Length: 650mmHeight: 230mmMain Blade Length: 325mmDrive Gear Ratio: 1:12.5:4.24/1:11.5:4.24Weight (Without Power
System): 355gFlying Weight: Approx 800gMain Blade Diameter: 700mmTail Rotor Diameter: 150mmMotor Pinion Gear: 12T/13TMain Drive Gear: 150TTail Drive Gear: 25T
FLASHER PE 450 RC HELICOPTER KIT 100% TREX 450S COMPATIBLE