if you can attach it to a flat part with more metal (like a flat pedal arm or closely spaced spokes on the wheel)

Cut from 1 mm

You get a bag of 10 red magnets

Each plate features a double-sided adhesive on the back

then tilt it vertically so that sticks

BNT Kontormagnet, Sort Ø30 mm. (6-pak) hyldeforkant if you can attach itBlack office magnets from BNT office. These magnets are small and cheap board magnets with a strenght of 0. 3 kg. equivalent to approx. 3 pcs. of A4 paper on a magnetic whiteboard. Strength: approx. 300 g. Diameter: 3 cm. Color: Black Package: 6 pcs. You get a package of 6 magnets, perfect for everyday use in the office or at home when you just need to hang a couple of papers on the fridge or on your magnetic board. These magnets from BNT Office are