Metal plate(L) x 1 ●Metal plate(R) x 1 ●Aluminum bolt x 1(Φ3.2x7.6mm) ●Tail gear mount x 1(Φ8.5x10.7x7.6mm) ●Metal Drive pulley(16T) x 1 ●Metal Pulley cover x 2 ●Tail rotor shaft x 1(Φ2x29mm) ●Bearing MR52ZZ x 2(Φ2xΦ5x2.5mm) ●Vertical stabilizer mount x 1(10.7x2.5mm) ●Socket button head screw x 1(0#x5mm) ●Socket button head screw x 1(0#x8mm) ●Socket button head screw x 5(0#x3mm) ●Socket button head screw x 1(0#x4mm) Use for T-REX 250