●Use for T-REX 700/800. ●Must with 700 Tail Rotor Holder(H70T001BXW). ●Newly upgrade high-strength drive gear for T-REX 800/700. The new torque tube umbrella gear are made of industrial grade fiber composite plastic steel with high rigidity and high wear resistance features. The flight endurance could be over 250 ~ 400 runs for T-REX 800/700 3D flight.
●Tail Rotor Shaft Assembly x 1 (M1.25/19T)(Φ7.3x82.7mm) ●Long Umbrella Gear x 1 (M1.25/19T) ●Bushing x 1 (Φ12.4xΦ18x10mm) ●Bearing 6701ZZ × 2 (Φ12xΦ18x4mm) ●Tail Drive Gear Spacer(0.3) x 2 (Φ12xΦ15x0.3mm)