Thread Size: M50 X 1.5
Nominal Thickness - Inch: 0.512
Nominal Thickness - Millimeter: 13
Inch - Metric: Metric
Outside Diameter - Inch: 3

Other Features: One Piece Split | M6 Clamp Screw
Outside Diameter - Millimeter: 76.2

Thread Size: 2.157-18
Threads per Inch: 18
Nominal Thickness - Inch: 0.563
Nominal Thickness - Millimeter: 14.3
Inch - Metric: Inch

Outside Diameter - Inch: 2.969
Other Features: Super Precision | Self Locking | Bone Fibre Collar
Outside Diameter - Millimeter: 75.413

Thread Size: 2.157-18
Threads per Inch: 18
Nominal Thickness - Inch: 0.51
Nominal Thickness - Millimeter: 12.954
Inch - Metric: Inch

Outside Diameter - Inch: 2.969
Outside Diameter - Millimeter: 75.413

Thread Size: 2.548-18
Threads per Inch: 18
Nominal Thickness - Inch: 0.354
Nominal Thickness - Millimeter: 8.992
Inch - Metric: Inch

Outside Diameter - Inch: 3.125
Other Features: Thin Section Locknut
Outside Diameter - Millimeter: 79.375

Thread Size: 1.967-18
Threads per Inch: 18
Nominal Thickness - Inch: 0.51
Nominal Thickness - Millimeter: 12.954
Inch - Metric: Inch

Outside Diameter - Inch: 3
Other Features: One Piece Split | M6 Clamp Screw
Outside Diameter - Millimeter: 76.2