Pneumatic Ball units allow air driven positioning of the omnidirectional ball transfers & may be individually arranged for a flexible, modular conveying plane, Having an option to add the PS25 Positioning Stops that are also pneumatically activated to stop & hold the position of the conveyed item. – Omnitrack Heavy Duty spring loaded units are ideal where uneven track conditions or shock loading occurs. 95, 96 & 97 Series offer full retraction of the ball within the housing. We can easily tailor spring pre-loads, defections & characteristics to your requirements. Consider alternative material upgrade options to withstand severe operating environments.