MARINE SOURCES Removable Overflow Comb Acrylic Fish Bar Comb 32cm OSC-1/2 Suitable for SOB-1/2. Universal Compatibility:Designed specifically for SOB-1 and SOB-2 overflow boxes, ensuring perfect fit and performance. Precision Teeth Design:32cm acrylic comb with optimized tooth spacing for ideal surface skimming and water flow control. Easy Removal and Cleaning: Removable design allows for quick maintenance without disturbing the overflow system. Durable Acrylic Construction: High-quality transparent material provides long-lasting durability and clear visibility. Improved Surface Skimming: Enhances protein film removal while preventing fish and debris from entering overflow.