Description: Oscilloscope Probe Accessories for HF Tektronix, Agilent BNC Adapter Probe BNC Quick Plug High quality and brand new Perfect replacement for your machine Selection: 3.8mm adapter, 5mm adapter The 5MM BNC adapter is suitable for some Agilent models (probes with an outer diameter of about 4.5MM) 3.8MM BNC adapter is suitable for some Tektronix probes (outer diameter about 3.5MM) Packing includes: 1 * adapter