Bolt Assembly, For Slot Width 10.2 mm, Steel, Zinc-Plated, Fastener Thread Size M8, Fastener Thread Length 18 mm, Hammer Nut, Button Head Socket Cap, Threaded Hole Location Single Center, Drop-In, Metric, Compatible Brand and Series 80/20 45 Series, Compatible Manufacturer Model Number 45-4306, 45-4340, 45-4351, 45 Series, Package Quantity 6. This item has been restricted from sale in the following state (s): []