Shaft hole: φ6mm x18 Teeth
Shaft hole:6x4.5mm
Size: Dia:13x17
Size: Dia:15x17
Size: Dia:17x17
Size: Dia:21x17
Size: Dia:23x17
Size: Dia:26x17
Size: Dia:30x17
Size: Dia:32x17
Size: Dia:40x17
Size: Dia:49x19
Size: Dia:30x10
Size: Dia:13x11
Size: Dia:15x13