Για παράδειγμα.

Bottle Cage Bike Water Bicycle Holder Topeak

https://www.wish.com/product/572c6001b653c44d0f82d355

με ένα ευρώ.

Set Portable Bicycle Chain Cleaner Mountain Cycling Bike Clean Machine Brushes Scrubber Wash Tool Kits Outdoor Sports

https://www.wish.com/product/58c75ad04f5bb70b4a22600a

με 6 ευρώ