Component: Keyless Screw Locking Assembly
Series: FX120
Inch - Metric: Metric
Outside Diameter - Inch: 2.047
Bore - Millimeter: 30

Material: Steel
Length - Millimeter: 18.5
Length - Inch: 0.728
Other Features: 8 Clamp Screws
Outside Diameter - Millimeter: 52

Component: Keyless Screw Locking Assembly
Series: EF
Inch - Metric: Metric
Outside Diameter - Inch: 2.047
Bore - Millimeter: 45

Material: Steel
Length - Millimeter: 44.5
Length - Inch: 1.752
Other Features: 6 Locking Screws | Self Centering | Thin Profile
Outside Diameter - Millimeter: 52