Feature

●Material: Bearing Steel. Molde Number: 6203. Package: 4PCS.
●Material: Chrome Steel. Bearing Size: 17X40X12. Structure: Deep Groove.
●Made of bearing steel material, durable to use.
●If you are not satisfied with the product, or if the product is defective or damaged, we will refund or replace the whole product. rest assured to buy!
●Simple structure with stable performance, easy to use. Low frictional resistance and high speed.


Description

Note:
1. Due to manual measurement, please allow an error of 1-3mm.
2. As different computers display different colors, thank you for your understanding, the actual product color may be slightly different from the image.