Instruction:
??Use for T-REX 500.

Specification:
??500 Metal plate(L) x 1
??500 Metal plate(R) x 1
??500 Metal Tail Belt Unit x 1(?�16x?�18x40.8mm)
??500 Control arm mounting bolt x 1(14.6x5x10mm)
??Aluminum bolt x 1(?�4x17.3mm)
??500 Drive pulley(19T) x 1
??500 Pulley cover x 2
??500 Tail rotor shaft x 1(?�4x56.8mm)
??Bearing 684ZZ x 2(?�4x?�9x4mm)
??Socket screw x 1(M2.5x10mm)
??Socket button head screw x 9(M2.5x5mm)