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There is also this 21cm one - it has slits at the back and personally I would worry a hamster might get a toe or foot caught.
I ask because I would love to have a 12" wheel be multi-purpose, whether I decide on either a Syrian or dwarf.with new plastic adjustable standExotic Nutrition's Silent Runner Wheel 12" is the most innovative wheel on the market for its safety features and whisper-silent spin.
The best hamster wheels will have a solid running surface and are large enough so your hamster can run safely without bending his back (and since he’ll be using it a lot, bonus points if it doesn’t make noise while in use!
Personalised advertising may be considered a “sale” or “sharing” of information under California and other state privacy laws, and you may have a right to opt out. Some hamsters gravitate towards a flying saucer wheel because its shape offers a wider running surface.
I wasn’t keen on the smooth surface for running (although people could add cork) and I could t tell from the photos whether there were any gaps at the back. The Hamster forum is a community dedicated to hamster resources and care and is a fun and friendly place to chat, share your hamster stories and seek advice.In Switzerland they assess the wheel size by saying the diameter of the wheel needs to be twice the length of the hamster. Wheel size isn't just so they can run with a straight back, but also so they can run well and run properly and comfortably. My two Robo's and chinese use in the playpen a Senior Wodent wheel (11inch)with ease as its very light.
Like you said, you could use the 20cm Karlie but to save plastikoting, you could use a 20cm trixie wheel. The axle-free construction eliminates a dangerous center axle, reducing the risk of fur/tail entanglement, pet wrap-a-round, curvature of the spine, and other injuries. The ratings/reviews displayed here may not be representative of every listing on this page, or of every review for these listings. There are various other lesser known brands that may have certain aspects such as holes or slots at the back, that a hamster could get a toe or foot caught in.
The innovative bearings SPIN around the center pin as your pet runs, unlike annoying squeaky wheels on the market that have an axle that the wheel rotates around creating friction and noise. My dwarfs and robos can easily use the largest karlie wheel (29cm) it is quite funny to see such a small hamster using a huge wheel! Some of the technologies we use are necessary for critical functions like security and site integrity, account authentication, security and privacy preferences, internal site usage and maintenance data, and to make the site work correctly for browsing and transactions. An 11" diameter wheel is suitable for most Syrian hamsters, but some particularly large Syrians may need a 12" wheel.