Specification Brand : EISCO BulletPoint1 : This heavy duty boss head is die casted alloy that has been painted gray. BulletPoint2 : It has 2 metal adjustable metal thumb screws BulletPoint3 : accepts rods up to 19mm in diameter at a right angle to one another. BulletPoint4 : Metal thumbscrews allow for adjustment and to secure rods in to position. Color : Gray ExternallyAssignedProductIdentifier1 : 849230027520 ExternallyAssignedProductIdentifier2 : 0849230027520 ItemName : Eisco Labs Boss Head Two Sided, Painted Die Cast Alloy, up to 19mm Rods ItemPackageDimensions_Height : 3.302 centimeters ItemPackageDimensions_Length : 11.938 centimeters ItemPackageDimensions_Width : 3.81 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-clamp-holders Manufacturer : EISCO Material1 : metal Material2 : die casted alloy ModelNumber : CH0663C NumberOfItems : 1 PartNumber : CH0663C ProductSiteLaunchDate : 2014-06-27T20:42:24.962Z SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SupplierDeclaredDgHzRegulation5 : not_applicable