Ebc Brakes R Series Long Life Sintered Brake Pads Fa398r EBCs famous R series sintered pads are now made in EBCs Cleveland, Ohio manufacturing plant with a unique blend of copper based, sintered alloy which offers extended life and stable braking in all conditions, making this material ideal for general replacement on motocross applications. EBCs R pads are US made sintered bronze for longest lifetime R pads for leisure use