Description: Black Nylon base/foot. Zinc plated hardened steel thread Base/foot diameter: 30mm,40mm,50mm.(±2mm) Thread sizes: M6, M8, M10 Thread lengths: 11mm,15mm,20mm,25mm. Adjustable Screw In Levelling Feet Male Threaded M6 M8 M10 for use with Furniture Chairs Sofas Table Base Desk Shelving Units Cabinets Fridge Freezer Cooker Equipment Display Stands at Restaurants Bars Pubs Hotels Cafes Hospitals Industrial Factories Home Office Kitchen Living Room etc. Package Including:According to your choice