uxcell Plastic Star Head Clamping Knob Handle M5 Female Threaded 5pcs Black Product Name : StarKnob;Type : Screw On Head Diameter : 23mm / 0.9";FemaleThread Diameter : M5 Total Height : 20mm / 0.8";Material : Metal, Plastic Color : Color;Gold Tone, Black : Gold Tone, Black Weight : 48g;Package Content : 5 x StarKnob