【Umbrella Base 】Someone uses those hand knobs as an umbrella handle, maybe it can inspire your project, Is a small and replaceable part.
【Size】Thread Size:M8x40mm/0.3''x1.57''(D*L), 1.5-inch(40mm) Star Head diameter Base and 2.5-inch(65mm) Total height.
【Easy to use】Screw on type design for easy install,no hardware required,smooth lines and finger grip spacing for easy turning.
【Application】Star Knob Made of plastic and metal, widely used for furniture, the rack bracket, mechanical equipments, instruments, apparatus, food and pharmaceutical industry equipments.