These are the Traxxas Off-Road Racing Tires and Satin Chrome SCT Black Beadlock Wheels for 4WD Front/Rear, 2WD Rear. Add instant "beadlock" style to your Slash and Slayer with Traxxas' latest option wheels. The beadlock trim is molded in color for good looks that last, while the satin-chrome center section provides the perfect contrast. To preserve the authentic stance and handling of Traxxas' popular short-course trucks, the wheels are offered in Slash- and Slayer-specific versions.