Fisherbrand™ Delrin™ Half-Size Test Tube Racks, 20 x 20mm Color: Blue, Dimensions (L x W x H): 100 x 127 x 83mm Fisherbrand™ Delrin™ Half-Size Test Tube Racks, 20 x 20mm | Fisher Scientific
Amazon.com: Delrin White Acetal POM Round Tube 2.00" Oversized OD x 1.50 Undersized ID x 1/4" Wall x 60" Length : Industrial & Scientific
Amazon.com: Delrin White Acetal POM Round Tube 2.00" Oversized OD x 1.50 Undersized ID x 1/4" Wall x 60" Length : Industrial & Scientific
Cleartec Plastic Tubes for Use as Poster Tubes or Hanging Product Displays