Innovative Design: Silent Runner Wheel 12" For Who? Designed for sugar gliders, Syrian hamsters, female rats, and similar-sized animals. Safe The dual-ball bearing technology ensures a smooth, quiet spin so you can enjoy peace while your pets exercise. Unlike other wheels, there's no axle, which means there's no risk of fur or tail entanglement. Plus, the textured running tracks provide excellent grip for your pets. Easy to Assemble The wheel completely disassembles for easy cleaning, making it a breeze to maintain. And with bean-shaped openings and a solid black rear wall, this wheel is pet-preferred. Trust in the Silent Runner Wheel 12" for a safe spin every time! Variety of Tracks We have 2 options for replaceable tracks. The Sandy Trimmer Track provide a soft, abrasive running surface for your pet while using their exercise wheel. Your pet’s nails will be naturally filed down as they run! The AutoClean Track allows urine, and other pet debris to drain from the wheel. This track requires much less cleaning than other solid-surfaced tracks and increases ventilation within the wheel. Great for Sugar Gliders Sugar gliders are active and playful creatures that thrive on exercise. A Silent Runner Wheel provides a safe, quiet, and enjoyable way for your sugar glider to get the physical activity they need, promoting healthy muscles and mental stimulation. Keep your glider happy and healthy with the perfect addition to their habitat! Adjustable Height The Silent Runner Wheel's adjustable height feature ensures a perfect fit in any cage or tank. Whether you're setting up a spacious enclosure or a smaller habitat, you can easily customize the wheel’s position to suit your space and provide your pet with the ideal exercise setup. Many Sizes The 12" wheel is specifically designed for sugar gliders, Syrian hamsters, female rats* and similar-sized animals. The Silent Runner comes in other sizes and variations for a variety of pets.