Bore Profile: Finished Bore
Component: Hub
Coupling Type: Chain Coupling
Inch - Metric: Inch
Outside Diameter - Inch: 6.24

Other Features: Components May or May Not Intermix Among Brands | Flange | Hardened Teeth | 500 RPM Without Cover
Length Thru Bore - Millimeter: 60.325
Hub Diameter - Millimeter: 115.9
Hub Diameter - Inch: 4.563
Length Thru Bore - Inch: 2.375

Bore Profile: Finished Bore
Component: Hub
Coupling Type: Chain Coupling
Inch - Metric: Inch
Outside Diameter - Inch: 4.7

Other Features: Components May or May Not Intermix Among Brands | Flange | Hardened Teeth | 675 RPM Without Cover
Length Thru Bore - Millimeter: 47.625
Hub Diameter - Millimeter: 88.9
Hub Diameter - Inch: 3.5
Length Thru Bore - Inch: 1.875

Chain Pitch - Inch: 2.609
Chain Pitch - Millimeter: 66.269
Pitch Diameter - Inch: 6.82
Inch - Metric: Inch
Outside Diameter - Inch: 7.299

Chain Size: 78
Material: Steel
Other Features: Engineered Class Sprocket | Flame Cut Sprockets
Pitch Diameter - Millimeter: 173.228
Mounting Method: Finished Bore

Bore Profile: Finished Bore
Component: Hub
Coupling Type: Chain Coupling
Inch - Metric: Inch
Outside Diameter - Inch: 8.64

Material: Steel
Other Features: Components May or May Not Intermix Among Brands | Hardened Teeth | Set Screw
Length Thru Bore - Millimeter: 79.375
Hub Diameter - Millimeter: 170.663
Hub Diameter - Inch: 6.719

Chain Pitch - Inch: 1
Chain Pitch - Millimeter: 25.4
Pitch Diameter - Inch: 12.746
Inch - Metric: Inch
Outside Diameter - Inch: 13.306

Chain Size: 80
Material: Carbon Steel
Other Features: With 2 Set Screw
Pitch Diameter - Millimeter: 323.74
Mounting Method: Finished Bore