小朋友家的仓鼠笼子自带跑轮坏了，于是打印一个，小仓鼠又可以快乐的奔跑了！

The hamster cage at the children's house had a broken running wheel, so I printed one and the hamster can run happily again!

可以适配于2MM线径铁丝以下笼子
Can be adapted to cages with wire diameters below 2MM

适配标准608轴承，轴承需另行打印或者购买

Adapt to standard 608 bearings, bearings need to be printed or purchased separately