Inch - Metric: Metric
Outside Diameter - Inch: 4.25
Length Thru Bore - Millimeter: 50.8
Length Thru Bore - Inch: 2
Outside Diameter - Millimeter: 107.95

Bore - Millimeter: 75
Bore - Inch: 2.953
Other Features: Keyway on ID
Bushing Series: 3020

Inch - Metric: Metric
Outside Diameter - Inch: 4.25
Length Thru Bore - Millimeter: 76.2
Length Thru Bore - Inch: 3
Outside Diameter - Millimeter: 107.95

Bore - Millimeter: 45
Bore - Inch: 1.772
Other Features: Keyway on ID
Bushing Series: 3030

Inch - Metric: Metric
Outside Diameter - Inch: 4.213
Outside Diameter - Millimeter: 107
Bore - Millimeter: 0
Bore - Inch: 0

Other Features: Bushing Sold Separately | Bushing Not Included | Taper Lock Bushing
Mounting Method: Bushed
Belt Series: SPB
Bushing Size: 1610
Number of Grooves: 1

Chain Pitch - Inch: 0.75
Chain Size: 12B-2
Chain Pitch - Millimeter: 19.05
Pitch Diameter - Inch: 3.844
Inch - Metric: Metric

Material: Steel
Outside Diameter - Inch: 4.22
Other Features: 20MM Plain Bore
Pitch Diameter - Millimeter: 97.65
Mounting Method: Rough Bore

Chain Pitch - Inch: 0.5
Chain Size: 083-1 | 084-1
Chain Pitch - Millimeter: 12.7
Pitch Diameter - Inch: 3.989
Inch - Metric: Metric

Material: Steel
Outside Diameter - Inch: 4.217
Other Features: 12MM Plain Bore
Pitch Diameter - Millimeter: 101.33
Mounting Method: Rough Bore