1 Brake drum 2 Wheel bolt 3 castle nut 4 grease cap 5 Lock washer
6 Split pin 7 Ball bearing(outer) 8 Expanding clutch 9 Tension spring 10 brake shoe
11 Cover plate 12 Back plate 13 Adjusting nut 14 Adjusting screw 15 Pressure spring
16 Transmission lever 17 Split pin 18 Pivot pin 19 Oil seal 20 Ball bearing(inner)
21 Tension spring 22 Back plate spring