Specification Brand : Aexit BulletPoint1 : [Size]M16x63 (Thread Insert Dia.=16mm, Plastic Head Dia.=63mm) BulletPoint2 : [Material]Plastic Body + Brass Insert BulletPoint3 : [Installation]Simple installation, no need for other tools, can be installed or disassembled with one hand, saving your time BulletPoint4 : [Note]You can choose the size listed in the size and also we do customized size. You only need to tell me your thread size BulletPoint5 : [Feature]Wear resistant, aging resistance, insulation, corrosion resistance Color : Black ExteriorFinish : Brass ExternallyAssignedProductIdentifier : 8062558201508 ExternallyAssignedProductIdentifier1 : 880486560782 ExternallyAssignedProductIdentifier2 : 882950939162 ExternallyAssignedProductIdentifier3 : 0880486560782 ExternallyAssignedProductIdentifier4 : 0882950939162 FinishType : Other IncludedComponents1 : Knob IncludedComponents2 : Screw IncludedComponents3 : Screw ItemName : Five Star 5-Lobe Plastic Knob with M6 M8 M10 M16 Female Thread Brass Insert(M16x63(1pcs)) ItemPackageDimensions_Height : 13.9954 centimeters ItemPackageDimensions_Length : 3.5052 centimeters ItemPackageDimensions_Width : 10.3124 centimeters ItemShape : Star ItemTypeKeyword : star-knobs Manufacturer : Htong Industry Material : Other Material1 : Brass Material2 : Plastic MetalType : Brass ModelNumber : modle NumberOfItems : 1 PartNumber : KB 028 M16631 ProductDescription : Product Name: Five Star Plastic Knob Color: Black Material: Plastic Body + Brass Insert Usage: Cabinet, Drawer, Dresser, Wardrobe, Widely used for lathe machine, mechanical equipment, instrument and apparatus, food and pharmaceutical industry equipment Application: Building Industry Machinery or Home Furniture Feature: Wear resistant, aging resistance, insulation, corrosion resistance. Size: M6 x 32 (Thread Insert Dia.=6mm, Plastic Head Dia.=32mm) M8 x 40 (Thread Insert Dia.=8mm, Plastic Head Dia.=40mm) M10 x 50 (Thread Insert Dia.=10mm, Plastic Head Dia.=50mm) M16 x 63 (Thread Insert Dia.=16mm, Plastic Head Dia.=63mm) Note: You can choose the size listed in the size and also we do customized size. You only need to tell me your thread size. Or if you want the knob with a Male Thread Screw, you can tell me the length of the screw.