With an early 20th century design, this glass knob adds historic style to cabinetry and furniture. This glass knob is durable, however, it is glass and requires special care when installing. To tighten, turn only the nut on the back end of the screw. Do not turn the knob itself. Tighten with care and do not over-tighten. Please Note: Due to the imperfect nature of this product, dimensions can and do vary slightly. The listed diameter and projection are approximate measurements and are not...