Antique Vintage Collar / Metal Piece Industrial Steampunk Decor 7-7/8" dia. at the ring see pictures for other measurements

 

 This Cast-iron collar/metal piece is from the Woolrich mill in Woolrich PA. it closed a few years ago.
 
 
 
This is surplus to a now closed factory that kept spare parts on the shelf. The mill still had some of the old parts for some of their old equipment.
 
 
[Please Look at all the pictures they are part of the description]  
                                                                                                        [B1-F1-AV-S1-1]