152mm (6″) Machinable Centre Jaw Width 152mm (6") 203mm (8") 304mm (12") MaterialLength (mm/")Width (mm/")Height (mm/") 6061-T6 Aluminum 101 / 4152 / 650 / 2 6061-T6 Aluminum 152 / 6203 / 850 / 2 6061-T6 Aluminum 152 / 6304 / 1250 / 2