2pcs 6800 6801 6802 6803 6804 6805 6806 6807 6808 6809 6810 POM Nylon Plastic Glass Ball Bearing ulation No Rust

High-concerned chemical：None Structure：Flexible Model Number：POM 6800 6801 6802 6803 6804 6805 6806 6807 6808 6809 6810 6811 6812 Coatings：Nickel Material：Steel Brand Name：BNBG Certification：CE Origin：Mainland China

High-concerned chemical: None Structure: Flexible Model Number: POM 6800 6801 6802 6803 6804 6805 6806 6807 6808 6809 6810 6811 6812 Coatings: Nickel Material: Steel Brand Name: BNBG Certification: CE Origin: Mainland China