*****PLEASE ENSURE CAGE / CAGE DOORS ARE 14 INCHES TALL OR MORE!'s Silent Runner 12" Wide Wheel is the most innovative wheel on the market for its safety features and -silent spin. Special night-illumination allows you to watch your pet run while they enjoy their natural dark habitat. Great for sugar gliders and other nocturnal pets! MEASURES: 13.5" tall on stand, 12" wheel diameter, 4" wide track, 4" diameter openings, 5" wide on stand.FEATURES:✔ SAFE – The axle-free design eliminates a dangerous center bar, reducing the risk of fur/tail entanglement, pet wrap-a-round, curvature of the spine, and other injuries.✔ SILENT – Innovative dual -bearings create a -silent spin.✔ SANDY TRACK – Provides a soft, abrasive running surface to file .✔ NON-SLIP – Running tracks are textured, for excellent grip.✔ SANITARY – Wheel completely disassembles for deep cleaning, no nooks for feces to hide in.✔ SECURE – Closed off design with front plate for privacy, safety, and containment. With natural bean-shaped openings and a pet-preferred solid black rear wall.✔ HIGH QUALITY – Wheel is made of high-quality .✔ JOINT PROTECTION – The stand allows for give, protecting your pet rom joint pain caused by running on a hard, fixed surface.✔ IDEAL FOR – Hedgehogs, Rats, Sugar Gliders and other similar small animals (not suggested for chewers).What is dual -bearing technology? Two stainless steel -bearings within the back plate ensure the wheel glides smooth and silent. The bearings SPIN around the bolt instead of sliding and creating noise.

• ✔ SAFE – The axle-free design eliminates a dangerous center bar, reducing the risk of fur/tail entanglement, pet wrap-a-round, curvature of the spine, and other injuries.
• ✔ SILENT – Innovative dual -bearings create a -silent spin. Two stainless steel -bearings are within the back plate of the wheel, ensuring the wheel glides smooth and silent. The bearings SPIN around the bolt as your pet runs, unlike annoying squeaky wheels on the market that have a center axle that creates friction and noise.
• ✔ SANITARY – Wheel completely disassembles for deep cleaning, no nooks for feces to hide in.
• ✔ IDEAL FOR – Hedgehogs, Rats, Sugar Gliders and other similar small animals (not suggested for chewers)