Cup Magnet with Bolt, Material Ceramic Magnet, Max. Pull 10 lb., Thickness 0.188 In., Overall Length 1.188 In., Overall Width 2.25 In., Diameter 2.25 In., Tap Size 5/16-18 Bolt, Stability Temp. 300 Degrees F. This item has been restricted from sale in the following state (s): []