Hayes Disc Brake Pads Sintered-Metallic HFX 9 Mag MX1 G2. Hayes Semi-Metallic Disc Brake Pads. Disc brakes can make noise in some conditions. This material eliminates or reduces squeaks and squealing. Better modulation. This means you get a "softer" feel at the lever when you brake. Braking power is progressive and consistent throughout each stop. Provide a high level of stopping power.

Includes 2 pad springs outer and inner pad