60 Holes Plastic Test Tube Racks Paramecium model each gel filter size is

each gel filter size is 11

No assembly required

Trough on a Base

large LCD screen

a super magnet

60 Holes Plastic Test Tube Racks Paramecium model each gel filter size isIncluded: 1 x Lab Rack 60 Test Tube Holes No Wire White Color Holds 60 Tubes. Manufactured with professional technology to ensure the of the product and can work for a long time. Premium Quality: Plastic Test tube racks are made of sturdy plastic, non toxic and eco friendly. Designed for use in professional laboratories but is an ideal choice for science classrooms and household use. If you need custom order with different sizes design, please contact