Top Knobs - TK716SAB - Spectrum Pull 6 5/16 Inch (c-c) - Sable Top Knobs offers the industry�s most extensive line of premium quality cabinet, drawer, and bath knobs, pulls and other hardware, created to suit all tastes and styles.�Each Top Knobs piece has the quality look and feel of custom-made, at an affordable price. Top Knobs is available only from design showrooms.