Thread Size: 6.659-8
Threads per Inch: 8
Nominal Thickness - Inch: 1.43
Nominal Thickness - Millimeter: 36.322
Inch - Metric: Inch

Outside Diameter - Inch: 8.66
Other Features: Mechanical Lock | M8 Lock Screw
Outside Diameter - Millimeter: 219.964

Thread Size: 6.659-8
Threads per Inch: 8
Nominal Thickness - Inch: 1.34
Nominal Thickness - Millimeter: 34.036
Inch - Metric: Inch

Outside Diameter - Inch: 8.66
Other Features: Hardened Steel | Mechanical Lock | One Piece Solid | Three 7/16-14 Set Screws
Outside Diameter - Millimeter: 219.964