SMC MY1M40-1800 Slide Bearing Guide Type MSRP: Now: $923.90 Was: Rodless Cylinder, My1M, Mechanically Jointed - Slide BearingThe My1M Rodless Cylinders Have A One-Piece Carriage And Piston That Runs Its Entire Stroke Length Housed With An Inner Seal Belt To... MY1M40-1800