DESC: These car rack mounts are designed for mounting on smooth, aerodynamic vehicles without raingutters. Custom-designed brackets and pads achieve a perfect fit. Feet tighten to bar and car simultaneously with integrated one-piece bolt and handle assembly. Wide footpad surface ensures excellent load distribution. Mount's smooth surfaces prevent shifting and protect car's paint. No tools required for assembly; easy-to-follow instructions included. Can be locked in place using Thule's One Key System lock cylinders, sold separately. Set of 4.