6 X 50 ml Centrifuge Magnetic Separation Rack – Permagen Labware
Tube Magnets - Neodymium Magnets - SuperMagnetMan
0.5-0.7 mL Tube Magnetic Rack for DNA, RNA and Other Molecules Purification: Amazon.com: Industrial & Scientific
Magnet Wall Chutes and Tubes Pack | Kodo Kids
Clasp, magnetic, gunmetal-plated brass, 18x7mm locking round tube with glue-in ends, 5mm inside diameter. Sold per pkg of 2. - Fire Mountain Gems and Beads
16-Tube SureBeads™ Magnetic Rack #1614916 | Bio-Rad