Product Name : Star Knob;Type : Screw Type;Head Size : 38.5 x 35 x 12mm / 1.5 inch x 1.4 inch x 0.47 inch (L x W x T)Thread Length : 50mm / 2 inch;Thread Diameter : M8 (8mm) / 5/16 inchTotal Length : 72mm / 2.8 inch;Material : Metal, PlasticColor : Silver Tone, BlackNet Weight : 62g;2 wonderful replacement star knob for the broken hand knobs.Screw type for easy installation.Plastic star head for comfortable grip.Widely used for mechanical equipments, instruments, apparatus, equipments, food and pharmaceutical industry equipments.Package Content : 2 x Star KnobOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.