Metric Gear Reducer 10:1 Ratio fits IEC 100 / 112 Frame the input shaft hole is 28mm the output shaft smaller dia. part with the key is also 28mm. The larger dia. of the output shaft is 34mm.

This was removed from a motor that was damaged in handling. 

Ratio 10:1
 

New no box this Gear reducer it is a new off the shelf from a closed factory that kept spares for their equipment the Gear reducer may have scratches and dust from being stored without a box. 

[Please Look at all the pictures they are part of the description]

                                                                                   [B1-F1-R2-S5-3]