SMC 20-CM2C40-50A-XA20M MSRP: Now: $77.20 Was: Series Cm2 Stainless Steel Cylinders Are Compact, Lightweight And Offer High Performance. Improved Piston Seal And Rod Seal Greatly Improve The Units Life. Rubber Bumpers Are Standard. The Cm2 Series... 20-CM2C40-50A-XA20M