Grove Gear Flexaline Gear Reducer Model H220-1  5:1 Ratio  this is from a now closed factory that kept spare parts on the shelf input shaft 5/8" dia.  output through hole dia. 1-1/4" 

Ratio 5:1
Model No. H220-1 

serial No. 80059790305

 
New no box this Gear reducer it is a new off the shelf  from a closed factory that kept spares for there equipment the Gear reducer may have scratches and dust from being stored with out a box 

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