Split or Solid Description: One Piece Split
Bore Threaded: No
Component: Shaft Collar
Inch - Metric: Inch
Outside Diameter - Inch: 12

Width - Millimeter: 114.3
Bore - Millimeter: 177.8
Material: Iron
Outside Diameter - Millimeter: 304.8
Width - Inch: 4.5

Split or Solid Description: One Piece Solid
Bore Threaded: No
Component: Shaft Collar
Inch - Metric: Inch
Outside Diameter - Inch: 12.125

Width - Millimeter: 73.025
Bore - Millimeter: 203.2
Material: Iron
Outside Diameter - Millimeter: 307.975
Width - Inch: 2.875