4375 Walnut knob – medium Finish/Color: WalnutMaterial: WalnutDimensions: 1-3/8" dia.Size Options: Small medium Large Largest SKU: 4375-1926 Category: Knobs Other Than Brass Tag: Walnut Description Description Round wood knob. Available in 4 sizes and in 2 woods: oak and walnut. Screw included. Walnut. 1-3/8″ diam.