The SPY Pipeline 11001 Jeep Spring is a full-circle steel spring electrode designed for holiday testing on coated pipe with a 20-inch outside diameter. “Jeep spring” is the commonly used field name for this style of electrode, which connects to a compatible holiday detector to locate pinholes, voids, and other discontinuities in protective pipeline coatings.Its full-circle configuration wraps around the pipe and maintains contact with the coated surface, allowing the entire circumference to be inspected in a single pass. The spring connects to a compatible SPY electrode wand equipped with a spring adapter.Specifications: Brand: SPY Manufacturer: Pipeline Inspection Company Manufacturer Part Number: 11001 Common Name: Jeep Spring Product Type: Full-Circle Spring Electrode Electrode Material: Steel Compatible Pipe Outside Diameter: 20 in. Metric Pipe Diameter: 508 mm Electrode Configuration: Full Circle Application: Pipeline-Coating Holiday Detection Compatible Equipment: SPY Holiday Detectors with a Spring-Connector Wand Product Weight: Approximately 6.5 lb Holiday Detector Included: No Electrode Wand Included: No Quantity: 1 Electrode