73105 BNC (M) Breakout to Flying Leads Pomona Electronics 73105 BNC (M) Breakout to Flying Leads features an insulated BNC connector and quickly converts a BNC cable to flying leads. This breakout offers flying leads that are silicone-insulated for flexibility. The 73105 breakout offers a BNC center contact that is gold-plated for corrosion resistance and low contact resistance. Pomona Electronics 73105 breakout features 25cm flying leads that allow for custom configurations and terminations.