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GEARBOX   RB -
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Gearboxes RB-
Trying and testing different materials and configurations, we came to the current production which is characterized, in practice, for a unified standard, represented by RB-
There are two kinds of these gearboxes: NORMAL and ATEX CERTIFIED.
The Atex version is standard fitment on valves certified to EN 15089, but can also be sold separately to be installed on devices in Atex zones that require it.
The Normal version is ideal for use where there are no Atex Zone. Although not certified, in fact, reflects the latest evolution of our production  and the main features of the certified version:
PERMANENT LUBRICATION MAINTENANCE FREE
LOW SURFACE TEMPERATURE
STURDINESS AND SILENT OPERATION 
RELIABILITY AND PRECISION OVER THE YEARS GUARANTEED
These are typically used to dispense 10 to 30 rpm, but on request can be customized to meet the specific needs of the customer.
In short, another small masterpiece of mechanical MADE IN ITALY realized by RO-