Thread Size: 3.918-12
Inch - Metric: Inch
Outside Diameter - Inch: 5.5
Outside Diameter - Millimeter: 139.7
Other Features: One Piece Split | M10 Clamp Screw

Threads per Inch: 12
Nominal Thickness - Inch: 0.832
Nominal Thickness - Millimeter: 21.133

Thread Size: M100 X 2
Inch - Metric: Metric
Outside Diameter - Inch: 5.5
Outside Diameter - Millimeter: 139.7
Other Features: One Piece Split | M10 Clamp Screw

Nominal Thickness - Inch: 0.831
Nominal Thickness - Millimeter: 21.1