1PCS Lab Stainless Steel Wire 40holes/50holes Centritube Tube Holder Test Tube Rack for Hole Size13/16/17/19/21/26/30/32mm Tubes

1PCS Lab Stainless Steel Wire 40holes/50holes Centritube Tube Holder Test Tube Rack for Hole Size13/16/17/19/21/26/30/32mm Tubes

Aliexpress UK