High quality and M10x1 threaded. Easy electric starting of big and high compression motors. Push to activate and auto-close. With 5-7 Newton closing force; for high performance applications. Knobs are molded for ”a cool touch” and easy operation with a warm engine. KPMI brand embossed. A: M10x1 threaded. B: 1.750″ Overall length. C: Thread length 0.500″. Note: for 84-99 Evo B.T. see 569219. For 99-17 Twin Cam see 569220.