100% O.E.-specific rubber seals ensure like-new performance. 100% pressure testing guarantees proper braking function on the vehicle. Copper washers are included for a perfect seal. Every Friction Choice Caliper consistently includes all hardware needed to ensure quick convenient installation while offering you the choice to install your own preferred grade of pads. Friction Choice Calipers are offered with or without mounting bracket so you can choose the configuration that best meets your needs. New bleeder screws provide trouble-free bleeding and a positive seal. Plastic cap plug in brake port line protects threads before installation. Silicone boots are installed to handle severe heat conditions. **** Note :aaCore charges included in Price.