Specifications:

Application : Signal Integrity probing, S-parameter measurements, RF Coaxial Probing, Device characterization, Differential Probing
Type : PCB Probe Positioner
Probe Configuration : GS, SG, GSG
Mount : Magnetic
Base Plate Material : Steel
Hole Diameter : 0.236 IN (with metal ring), 0.307 IN (without metal ring)
Arm length : 10.32 inches
Magnetic Base Size : 1.97 x 2.59 x 2.17 IN
Dimension : 4.72 x 3.54 IN
Weight : 4.73 lbs