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| ●Use for T-REX 450L/450 PRO. ●Brand new autorotation tail drive upgrade set efficiently reduces the tail rpm while improving tail authority which allows for precise flying performance. |
●450 Autorotation tail drive gear 104T -Black x 1 ●450 Autorotation tail drive gear bearing(Φ6xΦ15x12mm) x 1 ●450 Front drive gear assembly x 1 ●450PRO Short umbrella gear (Φ3.2xΦ13.8x9.7mm) x 1 ●69 Tail Blade-Black x 2 ●Gear Ratio 1:3.71 |