Features:25ML Tube Rack Test Tube Holder 2x6 Wells for 16-20mm Tubes.Made of acrylic, clear, glossy, no miscellaneous points.Sturdy construction, strong impact-resistance.Economical rack for applications in lab or at home.Specifications:Material: AcrylicColor: ClearModel: 2x6 WellHole Diameter: 21mmFit for: 16-20mm tubesSize: 166mm x 60mm x 100mm / 6.54" x 2.36" x 3.94"(L*W*H)Package Contents:1 x Tube Rack.
eBay