ONE AXLE SET OF SLIP OVER 3,500LB STAINLESS STEEL DISC BRAKES..INCLUDES STAINLESS STEEL ROTOR (RTR-109-SS), STAINLESS STEEL CALIPER (CALP-3-6K-SS), STAINLESS STEEL BRAKE PADS AND STAINLESS STEEL BRACKET (DBB-3.5K-SS)