Bore Profile: Minimum Plain Bore
Component: Hub
Inch - Metric: Inch
Material: Stainless Steel
Outside Diameter - Inch: 4.49

Length Thru Bore - Millimeter: 54.864
Other Features: Components May or May Not Intermix Among Brands
Mounting Method: Set Screw
Hub Diameter - Millimeter: 89.4
Coupling Type: Jaw Coupling

Chain Pitch - Inch: 0.5
Chain Size: 40
Chain Pitch - Millimeter: 12.7
Chain Type: ANSI Roller Chain
Pitch Diameter - Inch: 4.465

Inch - Metric: Inch
Material: Stainless Steel
Outside Diameter - Inch: 4.738
Pitch Diameter - Millimeter: 113.42
Mounting Method: Rough Bore

Chain Pitch - Inch: 0.625
Chain Size: 10B-2
Chain Pitch - Millimeter: 15.875
Pitch Diameter - Inch: 3.599
Inch - Metric: Metric

Material: Stainless Steel
Outside Diameter - Inch: 3.919
Other Features: Duplex Type | With Set Screw
Pitch Diameter - Millimeter: 91.42
Mounting Method: Rough Bore

Chain Pitch - Inch: 1
Chain Size: 80
Chain Pitch - Millimeter: 25.4
Chain Type: Roller Chain
Bearing Type: Ball Bearing

Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 4.347
Length Thru Bore - Millimeter: 15.494
Length Thru Bore - Inch: 0.61