Specification Brand : PerGar BulletPoint : Color: Silver Tone Black BulletPoint1 : Injection Molding Process: Crafted with precision using the injection molding process, ensuring optimal quality and durability. BulletPoint2 : Elegant Arc Design: The glossy and tidy arc design at the bottom of the handle adds a touch of beauty to the clamping knob. BulletPoint3 : Smooth Surface: The surface of the knob is smooth, and wear-resistant, making it ideal for long-term use. BulletPoint4 : Engineering Plastic Handle: The clamping knob features an engineering plastic handle that provides excellent insulation and a comfortable grip. BulletPoint5 : Reliable Brass Nut: The inner core of the brass nut has clear lines, a uniform and deep tooth pitch, and provides a secure and effective fastening. BulletPoint6 : Size description: Eg.D25-M5x10 (head diameter D=25mm,thread diameter d=5mm, thread length=10mm, ). BulletPoint7 : Use: For various rack locking. Color : 40mm ExternallyAssignedProductIdentifier : 4791547228205 IncludedComponents : knob ItemName : 2 Pack 7 Star Knobs M12 x 65 Female Threaded Head Clamping Knob, Engineering Plastic Handle and Brass Core Industrial Accessories, Black ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 11 centimeters ItemPackageDimensions_Width : 6 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : star-knobs Manufacturer : PerGar ManufacturerGrade : Grade 2 Material : Zinc Plated Carbon Steel, Plastic Material1 : Plastic Material2 : Carbon Steel ModelName : CREAP ModelNumber : CREAP NumberOfBoxes : 1 NumberOfItems : 1 NumberOfPieces : 1 PartNumber : PerGarc4gze5fxb848918 ProductDescription : Feature: 1. Using injection molding process and engineering plastic handle, with good insulation. 2. The surface of the product is smoothly, anti‑corrosion and wear‑resistant, strong and durable. 3. The arc design at the bottom of the handle is glossy and tidy and beautiful. 4. The inner core of the brass nut has clear lines, uniform and deep tooth pitch, and good fastening effect. 5. Great workmanship, perfect replacement for the old one and has a long service life.