Pilot Diameter - Millimeter: 241.3
Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 21
Length Thru Bore - Millimeter: 257.175

Nominal Bolt Circle Diameter Round - Inch: 0
Other Features: 3 Bolt | Used With Sprocket
Pilot Length - Inch: 1.5
Mounting Method: Bushed
Nominal Bolt Circle Diameter Round - Millimeter: 0

Pilot Diameter - Millimeter: 130.175
Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 5.25
Length Thru Bore - Millimeter: 69.85

Nominal Bolt Circle Diameter Round - Inch: 0
Other Features: Hub Bore Range 1 To 3-1/4
Pilot Length - Inch: 0.688
Mounting Method: Minimum Plain Bore
Nominal Bolt Circle Diameter Round - Millimeter: 0

Pilot Diameter - Millimeter: 142.875
Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 5.75
Length Thru Bore - Millimeter: 101.6

Nominal Bolt Circle Diameter Round - Inch: 4.625
Other Features: 3/8-16 Tapped Hole | 3 Tapped Hole
Pilot Length - Inch: 1.606
Mounting Method: Bushed
Nominal Bolt Circle Diameter Round - Millimeter: 117.475

Pilot Diameter - Millimeter: 95.25
Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 3.875
Length Thru Bore - Millimeter: 33.35

Nominal Bolt Circle Diameter Round - Inch: 3.125
Other Features: 5/16-18 Tapped Hole | 3 Tapped Hole
Pilot Length - Inch: 0.292
Mounting Method: Bushed
Nominal Bolt Circle Diameter Round - Millimeter: 79.375

Pilot Diameter - Millimeter: 98.425
Inch - Metric: Inch
Material: Steel
Outside Diameter - Inch: 4
Length Thru Bore - Millimeter: 38.1

Nominal Bolt Circle Diameter Round - Inch: 0
Other Features: Hub Bore Range 5/8 To 2-3/8
Pilot Length - Inch: 0.469
Mounting Method: Minimum Plain Bore
Nominal Bolt Circle Diameter Round - Millimeter: 0