Bicycle Components & Accessories

4pcs 18307-2RV-N4 Bicycle Hub Bearing 18x30x7mm Bike Hybrid Ceramic Ball Bearings 18307 Accessories ball bearing Model: 18307-2RV-N4 Type: Hybrid Ceramic Bearings Size: 18x30x7mm Seals Type: 2RS Rubber seal Features: High Precision Smooth Rotation Low Noise Long Life etc. 4pcs 18307-2RV-N4 Bicycle Hub Bearing 18x30x7mm Bike Hybrid Ceramic Ball Bearings 18307 Accessories