EGT Probe with Exposed Tip, 1/4 NPT Fitting, 6 ft Cable Maximum Working Temperature: 1800 F (1000 C) Max Insertion Depth: 1.35" (35mm) Mounting Thread: 1/4NPT Probe Diameter: 3/16 (0.187 or 4.8 mm) Cable length: 78 (2 meters)