Specification Brand : Generic BulletPoint1 : [Size] - Inner diameter: 51 mm / 2.01 inches; Max. Clamp Open Width: 25mm/0.98" BulletPoint2 : [Material] - Made of iron with lacquer finish for durability and acid resistance. BulletPoint3 : Easy to use: the thumb screw in the clamp locks the ring firmly to a laboratory stand. BulletPoint4 : [Application] - The laboratory table is used to hold laboratory glass and other items on a ring stand. BulletPoint5 : Package contents: 3 x laboratory support rings Color : Multiple Colours. ItemName : XYWHPGV Laboratory Support Ring with Clamp Bar 2 Inch Diameter Closed for Laboratory Experiment Black 3 Pieces (BCF76 B9ED7 4636B FEFAF 676A8 1635B ItemTypeKeyword : science-lab-support-rings Manufacturer : XYZOOM Material : Other ModelNumber : bcf76b9ed74636bfefaf676a81635b PartNumber : df8d6931-ea2e-6aa6c684a64970 PowerSourceType : Manual ProductDescription : Description: Iron material with paint can prevent iron from rusting. The laboratory retort ring is suitable for chemistry experiments. This item is used to carry a variety of cups, flasks, etc. Support rings with clamp at the end can hold the ring firmly on your stand. Specifications: Material: iron (painted). Colour: black. Total size: 165 x 51 x 64 mm / 6.5 x 2.01 x 2.52 inches (L x ID*OD) Maximum opening width of the clamp: 25 mm / 0.98 inches. Package Content: 3 x laboratory support rings ProductSiteLaunchDate : 2024-01-03T09:35:47.572Z Size : Large Style : Manual UnspscCode : 31000000