Unbranded 6-3/4" Od. A 6.0 B 6.4 Single Groove Belt Pulley/Sheave with 1-3/8" Bore SDS Bushing.

 

 
 
This is surplus to a now closed factory that kept spare parts on the shelf the boxes may show shelf wear and have some dust on them.
 
 
[Please Look at all the pictures they are part of the description]  
 
                                                                                                          [B1-F1-R4-S1-2]