Knóbz Vol.5 is a set of GUI elements for applications and web sites. Contains full vector Photoshop layers (shapes) organized into good named layer groups. Threre’re both two versions: for regular desktop apps (72 ppi) and for Retina/HDPI apps (326 ppi).
Knobs, sliders, switches, selectors, bars and some other objects. Additional PSD of iPad interface sample INCLUDED!