Product Specification :-Head diameter : 32mm +--Base diameter : 24mm +--Height : 24mm +--Weight : 8 Grams -Screw Length : M4 X 25mm Philips Head Screw (Can fit 15mm, 16mm, 18mm and 20mm board thickness)-Hole Diameter For Board : 4mm-Material : Wood Knob-Color : As Pictured -Packing : 10 Pcs Knob + 10 Pcs Screw-Local Malaysia Seller-Ship within 24 hours time