Bicycle special bearing non-standard bearing 18307-2RS (2pcs/lot) inner diameter 18 outer diameter 30 width 7mm bicycle hybrid ceramic bearing

Bicycle special bearing non-standard bearing 18307

Brand: WZZG

Bearing model: 18307 2RS CB

Structure: deep groove ball hybrid ceramic

Inner and outer ring material: bearing steel

Ball Material: Black Ceramic S13N4

Aperture (D): 18MM

Outer diameter (D): 30MM

Width (B): 7MM

Weight: 0.01448kg

Bearing grade: ABEC-7

Seal form: rubber seal (2RS)

Cage: Nylon cage

Lubrication: Grease

Gap: C0