Drop-In T- Slot Stud Assembly, For Slot Width 8.2 mm, Steel, Zinc-Plated, Fastener Thread Size M6, Fastener Thread Length 17 mm, T-Stud, T-Slot Stud, Threaded Hole Location Single Center, Drop-In, Metric, Compatible Brand and Series 80/20, 15 Series, 80/20, 40 Series, 15 Series, 40 Series. This item has been restricted from sale in the following state (s): []