This module type is preferred in applications that require medium loading and low sensitivity. Rock and pinion drive systems can be used on proslotion lines of infinite length thanks to end-to-end connection availability. Their maintenance and use is easier than other drive systems. Areas of use include proslotion lines, control mechanisms, automatic doors and shutters. Product Standards (cont.): Rack & pinion: Mod 1,5 Straight ; Induction Shaft: Ã?20 CF53 h7 470N ; Max. Speed: 1,65 mt/sn.