PNEUMAX – SERIES 1315 ROUND TUBE Tie rod cylinders, according to standard ISO15552. 1303 – 1308 – 1315 SERIES PNEUMAX – SERIES 1315 ROUND TUBE cylinders of the 1303 CNOMO (1304 CETOP – 1305 ISO) series (1315.Ø.stroke.01A), could be considered as an alternative to the cylinders of series 1300 (1301-1302). These cylinders are particularly strong