Neptune Systems Magnetic Probe Rack - Organized Probe StorageKeep your pH, ORP, and temperature probes organized and accessible with Neptune's magnetic probe rack!Probe Rack Features: Magnetic mounting - attaches to any glass aquarium Holds multiple probes securely in place Keeps probes submerged at proper depth Clean, organized appearance Easy to reposition as needed Durable construction for long-term use Specifications: Magnetic mount | Multiple probe capacityBest For: Probe organization, clean installations, easy accessStop dealing with probes floating around or falling out of your sump! The magnetic probe rack keeps everything organized and at the perfect depth for accurate readings. A small accessory that makes a big difference in keeping your system neat and professional!