All Categories > Hand Knobs > Metal Knobs > Tapped Through Metric Knurled Control Knobs > Advanced Search Advanced Search in Tapped Through Metric Knurled Control Knobs Unit of Measure Imperial Metric Both Dimensions Thread Size No Preference M5 M6 M8 M10 M12 M16 M20 Knob Diameter (A) (mm) No Preference 19 25 38 51 64 76 Total Length (B) (mm) No Preference 16 19 25 29 38 44 Hub Diameter (C) (mm) No Preference 13 16 19 25 38 44 Knurled Width (D) (mm) No Preference 6 8 10 14 16 Technical Specs Material Stainless Steel Steel Clear Cancel Advanced Search