UPFORCE 450 SE V2 / CF T-rex 450 rc helicopter

Features: 1.New metal head stopper 2.New main rotor head assembly(4mm feathering shaft+ thrust bearing) 3.New main drive gear 4.New fiber-glass painted canopy 5.New anti rotation bracket 6.New high strength main frames 7.New upper bearing block for tail drive gear assembly 8.New longer, c.g. adjustable battery mounting plate 9.New higher strength landing skid 10.New tail boom mount 11.New tail servo mount with dual fixing holes(apply to S9650) 12.New tail pitch assembly & New c.g. amended tail blades 13.New vertical/horizontal stabilizers 14.New wear-resistance ball links 15.Improvements for some parts and bearing precisionData SheetLength:660mm Specification: 1,Length:660mm 2,Height:230mm 3,Main Blade Length:325mm 4,Main Rotor Diameter:700mm 5,Tail Rotor Diameter:150mm 6,Motor Pinion Gear:12T/13T 7,Main Drive Gear:150T 8,Autorotation Tail Drive Gear:106T 9,Tail Drive Gear:25T 10,Drive Gear Ratio:1:12.5:4.24/1:11.5:4.24 11,Weight(w/omain blade):450g 12,Flying Weight:Approx.730 760g Item included: Phantom 450 V2 kit set-black wooden blade Fiber glass canopy gift box packing