These are steel balls. I used them to replace crank bearings on my bike. After 200 km of driving, no knock, no knock. A good product for my application.
FKG 99502HNR Bearing Width Pre Lubricated
5 Review
π Wheels Manufacturing Ball Retainer Bag: Convenient Storage and Protection for Your Ball Retainers
6 Review
π§ High-Quality TIMKEN 6203 2RSC3 6203 2RS Bearing - Size: 17X40X12mm
4 Review
Electric Guitar Strings Ernie Ball 2221 Regular Slinky - (10-46)
5 Review