This is a legacy product. Please contact us for the latest version.sales@ocaire.com, CYL, DBL ACT, ACTUATOR, CM2/CM3 ROUND BODY CYLINDER, ID, 25MM CM2 DOUBLE-ACTING, .63336 lb, SeriesDescriptionModelActionNoteVol. no. (for std model)CM2Air cylinderCM2Double acting, Single rod--666