This holder will keep all your dosing tubes secured and out of the way.
- 1/4" bulkheads for firmly holding standard 1/4" OD tubing
- Strong Neodymium magnets combined with a grippy oring hold securely in place on aquarium thicknesses up to 3/4"
- Magnets are completely encased in cell cast acrylic and will never get water in them. No worries about rusting magnets causing water quality issues.