All Categories > Hand Knobs > Plastic Knobs > Seven-Point Thermoplastic Hand Knobs > Advanced Search Advanced Search in Seven-Point Thermoplastic Hand Knobs Unit of Measure Imperial Metric Both Dimensions Knob Diameter (A) (mm) No Preference 25 32 40 50 63 External Thread (B) No Preference M5x0.8 M6x1 M8x1.25 M10x1.5 M12x1.75 Thread Length (C) (mm) No Preference 10 15 20 25 30 35 40 45 50 60 Knob Height (D) (mm) No Preference 16 20 25 32 40 Hub Diameter (E) (mm) No Preference 12 14 17 21 24 Clear Cancel Advanced Search