Specification Brand : Hyuduo BulletPoint1 : [Brand New] Made of premium metal and plastic material, this clamp is sturdy. BulletPoint2 : [Comfortable Design] Features plastic knobs that are ergonomic and easy to grip during use for enhanced convenience. BulletPoint3 : [Easy to Use] It is easy and convenient to use, simply rotate the screws to fix. designed with plastic knobs which are comfortable to hold. BulletPoint4 : [Versatile Clamp] Mainly used in laboratory, great clamping tool to have for various experiment and projects. BulletPoint5 : [Material] Made of premium metal and plastic material, ensuring longevity and reliability in laboratory settings. ItemName : 2pcs Large Lab Cross Clamp Holder Rack Claw Clip with Plastic Knobs, Great Tool for Lab, Best Support for Lab Experiment ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 10 centimeters ItemPackageDimensions_Width : 4 centimeters ItemTypeKeyword : science-lab-clamp-holders Manufacturer : Hyuduo ModelName : Hyuduo7p0knge3b9 ModelNumber : Hyuduo7p0knge3b9 PartNumber : Hyuduo7p0knge3b9 ProductDescription : Specification: Color: Blue+black . Clamping Size: 15mm /0.6in Weight: 82g / 2.9oz (approx.)