Main Usage -- As a connector for car oil pan ATF filling tool. Compatibility -- It’s compatible with Subaru automatic transmissions. Thread M12 x 1.25 ; Material: Metal Advantage -- Not easy to rust or oil corroded Please refer to the picture and confirm the detail sizes before purchasing. This adapter is suitable with FIRSTINFO ATF dispenser for best result, item no. A1132NUS, A1135NUS, A1136H,