8703 Spindle converter Finish/Color: Zink platedMaterial: SteelDimensions: 5/8" longFeatures: From 7mm to 8mm SKU: 8703 Categories: Door Hardware, Doorknob Spindles Tag: Zink Plated Description Description Spindle converters enables a 9/32″ (7mm) wide spindle to fit snugly in a 5/16″ (8mm) wide hub. Made of steel and zinc plated. 5/8″ long. Use with knob-handle mortise lock. Inside width: 9/32″ (7mm) , Outside width: 5/16″ (8mm)