Introducing the HKM-6910909 Solid Wood Running Wheel, the perfect exercise solution designed for small to large pets. This running wheel features a unique mute bracket design, ensuring a quiet and enjoyable activity experience for your furry friends.

Crafted from solid wood, the HKM-6910909 ensures durability and safety while giving your pets a fun outlet for their energy. Available in three sizes, this running wheel caters to a variety of small animals.

- **Small Size**: With an outer diameter of 15CM and an inner diameter of 14.4CM, this size is suitable for small rats such as hamsters, three-wire, silver fox, dwarf, and in-laws. The base width is 9CM with an overall height of 17.5CM.

- **Medium Size**: This option features an outer diameter of 21CM and an inner diameter of 19.2CM. It's perfect for Xi Shi bear, tiger bear, golden squirrels, juvenile chinchillas, and more. The base width is 12CM, with the overall height being 23.5CM.

- **Large Size**: Designed for larger pets, this size has an outer diameter of 29CM and an inner diameter of 28CM, making it suitable for adult big totoros, hedgehogs, ferrets, and guinea pigs. The base width is 14CM with a height of 32CM.

Each running wheel also provides ample running surface, with the outer widths ranging from 6CM to 9.5CM. The innovative designs and size variations ensure that pets of all types can exercise comfortably and safely.

Elevate your pets' playtime with the HKM-6910909 Solid Wood Running Wheel and watch them enjoy hours of fun and fitness!

[Small outer diameter 15CM, inner diameter 14.4CM]
[ Base width 9CM overall height 17.5CM ]
[ Running wheel outer width 6CM inner width 5.3CM ]
[Suitable for small rats such as hamsters, three-wire, silver fox, dwarf, in-laws, etc.]

[ Medium size outer diameter 21CM, inner diameter 19.2CM ]
[Base width 12CM running wheel outer width 8CM inner width 7.2CM overall height 23.5CM]
[Suitable for Xi Shi bear, tiger bear, golden squirrel, rat, juvenile little chinchilla, juvenile little mini hedgehog, honey bag mole, etc.

[Large outer diameter 29CM inner diameter 28CM]
[Base width 14CM Running wheel width 9.5CM Inner width 8.6CM, Overall height 32CM]
[Suitable for adult big totoro, hedgehog, devil squirrel, ferret, guinea pig (guinea pig), etc.]