Epimed Reusable Stainless-Steel RF™ Probes feature a lightweight hub, a reinforced cable to resist breakage and color-coded markers for easy length identification. The stainless-steel and polymer construction can be safely autoclaved. Probes are available in various lengths and compatible with 18g, 20g, and 22g needles. Refer to Instructions for Use for proper cleaning and sterilizing procedures.Lightweight Hub, Reinforced 8ft Cable, Color-coded Markers.