1, local bearing manufacturer: You can find the local bearing manufacturer through the local yellow pages or the Internet search engine, and then contact the store to inquire whether there are any sales of the front wheel bearings of Fuke Yishu wheelchair.
2. Medical device vendors: Foucault Yi Shu hand-propelled wheelchair is a kind of medical auxiliary device, so it may be sold in some medical device vendors. You can ask whether bearings are available through the local medical device seller.