This four piece US Domestic and European engine mechanical temperature gauge adapter fitting kit from Equus includes 4 solid brass bushings to adapt from 5/8-18 UNF female threads to male 3/8-18 NPT, 1/4-18 NPT, 1/2-14 NPT, and M16x1.5 respectively.

Product Features:

• Come with one sealing crush ring
• 100% brass adapters
• Adapters for mechanical water temp gauges
• 4 pcs, 5/8"-18 UNF to 3/8"-18 NPT, 1/4"-18 NPT, 1/2'-14 NPT, M16x1.5
• Includes installation instructions in English, French, and Spanish.