8772-20 Half spindle for doorknobs Finish/Color: Zink PlatedMaterial: SteelDimensions: 5/16" X 2-3/8" SKU: 8772-20-717 Category: Doorknob Spindles Tag: Zink Plated Description Description Half spindle for doorknobs. Steel. Zinc plated. Available in 2 widths. For mortise locks or rim locks where only one doorknob is used. Secured with a screw at one end. Length: 2-3/8″ , width: 5/16″ (8mm) , thread: 3/8″ – 20