Product info HIROBO TURBULENCE D3 NEW 3D HELICOPTER New SSZ-4 ROTOR HEAD: 1 - Maximum pith stroke is 30�‹ with new design rotor head for 3D flights with 2 3D competition victories. New frame structure: 2 - FRP flat frame design, which is first time with Hirobo 90 size models. Compared with Eagle 3 series, strength is improved by more than 10%. To avoid boom strikes, distance between main rotor disc and tail pipe is made longer by 40mm. Clutch design: 3 - New clutch design for easier engine maintenanc. Gear ratio: 4 - For 3D flight, new design 99T gear and 12T pinion gear is used. Also spraig type one way auto rotation bearing is used. Linkage: 5 - Simple swash mode linkage with selectable 120 and 135 SWM Rudder linkage: 6 - Front mounted rudder servo to prevent rudder servo from exhaust. 5mm rudder linkage rod is used. Reserve tank: 7 - 100cc reserve tank is included in kits. Cooling fan cover: 8 - New design cooling fan cover is used for latest design engines. Tail housing / Tail blade holder: 9 - New 5mm tail housing is used with new design tail blade holder. Specification: - Length 1,380mm - Width 203mm - Height 464.5mm - Weight 4,900g - Main rotor diameter 1,520 - 1,600mm - Tail rotor 270mm - Gear ratio 8.25�F1�F4.77 Not included in kits - Main blade (680mm-720mm) - Engine : 90 class - Electronics Product name HIROBO TURBULENCE D3 NEW 3D HELICOPTER Product number HO0414-939   In stock  Price for 1 (Before 932,66) 799,34 EUR (incl. VAT) Amount    Buy   «-Back  USDDKKEUR     Show without VAT   Tip   Print If you have any questions feel free to call us.