FB regular 
metric Conveyor chains sprockets are ideal for:
DIN 8167 / ISO 1977 M series
DIN 8165 / ISO1977 FV series
SMS1968 S series
The sprockets could be manufactured either as conveyor chain plate wheels or as conveyor chain sprockets with a boss on both sides or simply one side only.
FB metric conveyor chain wheels are created using specifically selected high-grade components. They may also be produced in Hardox with tooth that can be either flame or induction hardened to provide superior results in more arduous applications.