Structure: Deep Groove Type: Ball Brand Name: XKTE Bore Size: 0 - 40 mm Outside Diameter: 0 - 90 mm Model Number: 6308C3 Precision Rating: ABEC-1 Seals Type: Open Number of Row: Single Row Place of Origin: Shandong, China (Mainland) Certificate: ISO9001:2015 Material: Chrome Steel GCR15 Weight: 0.639kg Application: Conveyors