Replacement disc brake pads for all Avid Juicy hydraulic disc brakes and Avid Ball Bearing 7 (BB7) mechanical disc brakes. Easy to replace with just your hands. Available with Metal Sintered or Organic compound with steel backing. The Organic compound is quieter than the Metal Sintered compound, but has less pad life because they are a bit softer. Includes spring. 1 pair outfits 1 brake caliper. Purchase 2 Qty to outfit 2 brake calipers.