Series CS2 air cylinder is a double acting, non-lube air cylinder. Aluminum die-cast is used for both the rod and head covers, whichámeans a maximum weight reduction of approximately 50% *.á This series is available in bore sizes 125mm, 140mm and 160mm with maximum strokesáup toá1600mm *.á Air cushions are standard on both ends.ááOther options include auto switches, rod boots,áand Rc, NPT or G thread types.