Replacement Clamp Spindle, Spindle Diameter 3/4 in, Overall Length 10 in, Thread Size 3/4 in, Swivel Foot Yes, Compatible with Grainger Part Number 18G708, 18G715, 18G727, Thread Length 10 in, Compatible with Manufacturer Model Number 406, 408, 410, 4406, 808. This item has been restricted from sale in the following state (s): []