●Metal main rotor housing x 1 ●Pin x 2(Φ1.5x18.7mm) ●Damper rubber x 2(Φ4xΦ6.5x4mm) ●Aluminum collar x 2(Φ4xΦ5.6x1mm) ●Linkage ballA(M2x3) x 2(Φ4.75x11mm) ●450PRO Feathering shaft x 1(Φ3xΦ4x51mm) ●Washer x 2(Φ2xΦ6x0.6mm) ●Socket screw x 2(M2x6mm) ●Socket