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This product has prepared holes only.
There are no shaft holes, so please make a hole of any size within a range of the maximum shaft hole diameter.
Note that drilling, key-way milling, etc. is not supported.
In order to avoid interference with a chain, the slot is established in the hub perimeter.
Number of Rows
Maximum Shaft Hole Diameter d (mm)
Prepared Hole Diameter d (mm)
Hub diameter D H(mm)
Hub length L(mm)
Roller Diameter (mm)
Pitch Diameter (Dp) (phi mm)
Groove Diameter (phi mm)
Carbon-steel material for machine structures It begins to delete and is specification.
It is a reliable manufacturer and I have been using parts here for a long time. I am satisfied with this product satisfactorily. Since the shank part is a highly versatile shape, I am happy that it can be processed and used in my favorite form. However, how to hold the core on the lathe while cutting the core during shank processing is a problem.