Inch - Metric: Inch
Outside Diameter - Inch: 4.391
Inside Diameter - Inch: 3.177
Inside Diameter - Millimeter: 80.696
Other Features: Face Dia 3.844 | 19 Tangs

Outside Diameter - Millimeter: 111.531

Thread Size: M90 X 2
Nominal Thickness - Inch: 0.63
Nominal Thickness - Millimeter: 16
Inch - Metric: Metric
Outside Diameter - Inch: 4.724

Outside Diameter - Millimeter: 120

Inch - Metric: Metric
Outside Diameter - Inch: 4.409
Inside Diameter - Inch: 3.15
Inside Diameter - Millimeter: 80
Other Features: Face Dia 95 | No Key Bent | Deep Drawn Steel Strip

Outside Diameter - Millimeter: 112

Chain Pitch - Inch: 1
Chain Pitch - Millimeter: 25.4
Chain Type: Roller Chain
Bearing Type: Ball Bearing
Inch - Metric: Inch

Outside Diameter - Inch: 4.33
Chain Size: 80
Material: Steel
Other Features: 0.575 Inch Teeth Width
Length Thru Bore - Millimeter: 15.494

Chain Pitch - Inch: 1
Chain Pitch - Millimeter: 25.4
Chain Type: Roller Chain
Bearing Type: Needle Bearing
Inch - Metric: Inch

Outside Diameter - Inch: 4.66
Chain Size: 80
Material: Steel
Other Features: 2.63 Inch Hub Diameter | 0.575 Inch Teeth Width
Length Thru Bore - Millimeter: 31.75