Description: Brass Adapter Compatibility Metric Temperature Adapter Brass Male M12x1.5 Fitting to 1/8" NPT Female Thread. These adapters offer an easy way to install pressure and temperature gauges in most cars. Commonly used for wiring a temperature gauge in the LS engine cylinder heads. Specification: Fitting A: Female Thread Fitting B: Male Thread Fitting Finish: Stainless Steel Fitting Material: Stainless Steel Fitting Size A : 1/8 inch NPT Fitting Size B : 12mm x 1.5 Washer Included: Yes Size Chart: Size: 5*5*5cm Package Includes: Adapter 1 - piece 1 piece washer Note: * No installation tool and no instructions, professional installation is recommended * Due to the light and screen difference, the item's color may be slightly different from the pictures. Please allow 1-5mm deviation due to manual measurement. Thank you for shopping. Have a nice day!