First use, bearing ok but disc broken. I've never seen anything like this before, which leads me to guess what type of metal is used.
Bearing 608- ZZ1MC3E (8x22x7) NSK//80018
4 Review
Enhanced Performance Sydien SCS12UU Bearing Bushing Diameter for Precision Machinery
4 Review
π Wheels Manufacturing Ball Retainer Bag: Convenient Storage and Protection for Your Ball Retainers
6 Review
Xiaomi Air 2 Pro Wireless Headphones, Black
86 Review