Shifter Knob High impact plastic, stain resistant white knob. Ideal for most shifters. Knob includes a clear lens and B&M logo insert. Fits 1/2-20, 3/8-24, 3/8-16 and 5/16-18 threads. For most B&M shifters and others w/SAE threads. Product Features:Shifter Service PartsStain Resistant WhiteIncludes Clear Lens and Inserts4-Speed PatternWith Reverse Left and Down3-Speed PatternPro Ratchet and Pro StickFits Most Shifters w/Inch Threads