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![](https://www.parti-du-velo.fr/wp-content/uploads/2017/03/veloergometreef-2_1.jpg)
Velo appartement dkn
Source google image: https://www.girodmedical.com/media/catalog/product/cache/1/image/536x/9df78eab33525d08d6e5fb8d27136e95/v/e/veloergometreef-2_1.jpg