B&M 46110 shift knob. High impact plastic, stain resistant white knob. Knob includes a clear lens and B&M logo insert. Thread adapters fit 1/2"-20, 3/7"-24, 3/8"-16 and 5/16"-18 threads. Fits most B&M shifters and others with SAE threads. TECH NOTE: Before ordering, verify your thread size to be sure of fit. TECH NOTE: Will not fit metric shifters such as import cars, etc. TECH NOTE: All B&M automatic shifters use 1/2"-20 threads. B&M 46110 4 speed shift knob BM-46110 HOURS: 11:00 am to 6:00 pm Monday - Friday Eastern Standard Time We welcome CANADIAN customers! For ordering information, click on "Orders To Canada" at the top left side of this page. We will not ship to freight forwarding - expediting companies. PAYMENT METHODS: PayPal, Visa, Mastercard, Discover, American Express, money orders.