Dewhel Aluminum Blue Water Temp Meter Temperature Gauge Joint Pipe Radiator Sensor Adaptor Clamps 34mm Made Of High Quality - Light-Weight Aluminum Surface With Anodized Finish To Improve Strength & Durability Fits 34MM I.D. Hose with 1/8 NPT Threaded Water Temperature Sensor. Racing Style Water Temp Joint Pipe Professional Installation Highly Recommended! No instructions included!