Get 12 threaded magnets with a black rubber coating, including threaded magnets with bolts, M6 spring washers, M6 flat washers, and M6 nuts. The neodymium magnet base is rubber-coated to protect the magnet from damage, prevent scratches on painted surfaces, and stop the magnet from slipping on smooth surfaces. HEAVY-DUTY MAGNETIC MOUNTING BASE: The rubber-coated round base is 1.69 inches/43 mm in diameter and houses 6 neodymium magnets with 22 lbs of vertical magnetic pull against the steel base. Convenient for outdoor use: Our vertical neodymium disc magnets have 3 layers of corrosion-resistant coating on the surface to protect accessories, and the outer rubber coating is also waterproof, so it can be used outdoors for a long time with confidence. Multifunctional use: M6 external threaded bolts, screw directly into the threaded holes on the fixed body or pass through the holes and tighten with washers to connect any hardware components. Perfect for cameras, light bars, display panels, automation equipment, tools, and machines. Quantity: 12PCS Color: Black Material: metal+rubber Size: Diameter: 43 mm Package contents: 12 * threaded magnets with M6 threaded magnet with bolts and nuts Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowable measurement error is +/- 1-3 cm.