Use for T-REX 250.

●Hexagonal screw hole 1.3mm
●Metal rudder servo mount x 2(Φ8.5x13.5x4.5mm)
●M1.5 special washer x 2(Φ1.5xΦ2.9xΦ3.8x1.2mm)
●Washer x 2(Φ2xΦ3.6x0.5mm)
●Socket button head screw x 2(0#x6mm)
●Socket screw x 2(M2x6mm)