Resin
Mica
Asbestos
Fibre glass
2 to 12 mm
6 to 12 mm
7 to 12 mm
9 to 12 mm
Stainless steel
High carbon steel
Special type castiron
High speed steel
Reduces brake pedal effort
Increase braking efficiency
Provide balanced braking
Prevent front wheel lockup
On the reservoir
On the cylinder head
On the bypass port
On the pistons head