Some items from this specific schematic: Pedal,brake, Spring, Seal,oil(15x21x3), Pin 20x20.
The component with the lowest price in the REAR BRAKE schematic is the Pin.
The Rm250 1998 (w) (e02 E04 E24 P37) Rear Brake consists of twelve pieces with the Arm,brake Pedal being the most expensive.