1 x Imported plane bearing Ø12xØ24x6mm 4 x Cup head socket head screw M2.5x10mm 1 x Imported plane bearing Ø10xØ22x6mm 1 x Main shaft block(Middle) 6 x Cup head socket head screw M3x8mm 2 x Aluminum gasket 2 x Cup head socket head screw M4x10mm 2 x Umbrella socket head screw M3x6mm