D-D Blade Runner Magnetic algae scraper - An ultra-slim cleaning magnet using strong rare earth magnets. Designed to run on 2 blades for minimal contact with the glass or acrylic surface, which will reduce the potential for accidental scratching. The neutral buoyancy sinks slowly aiding simple recapture of the magnet and will not plummet to the bottom of the tank if it is knocked off, causing potential damage to delicate corals. Features • Versions suitability: Standard 10-15mm glass/acrylic Strong 15-20mm glass/acrylic• Suitable for freshwater and saltwater aquariums• Gentle on glass surface• Ultra-slim design to clean into tight spaces• Full width blades for quick efficient cleaning• Neutral buoyancy (slow sinking)• Wide body for better grip and ease of use• Includes 2x plastic blades and 1x stainless steel blade• Replacement blades available
