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Set of 100 Precision 5.5mm Stainless Steel Roller Balls
✔️ Set of 100 loose balls at 5.5mm for bike gears and repairs

These loose metal spheres replace worn-out parts in bicycle wheels and workshop tools. You place them directly into clean tracks to restore steady rolling action. The silver finish handles damp garages and outdoor workspaces without turning green or flaky.

✅ Pre-measured bag contains exactly 100 loose rings for quick inventory swaps
✅ Consistent 5.5 mm diameter measures 0.22 inch across for perfect spacing
✅ Corrosion-resistant alloy stays bright after repeated oil and water contact
✅ Flat-sided edges slip easily into narrow grooves for reliable alignment

💡 How do replacement roller spheres extend the lifespan of small mechanical assemblies?
This straightforward swap saves you time on tough garage jobs.
- Grade 304 steel holds its ground through heavy loads and grinding dust
- Rounded 5.5 mm shapes slide right into 0.22 inch raceways without wobble
- Handy metric standards match common bicycle hubs and pump mounts alike

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