Description: 100% Brand new Front Rear Wheel Rim Bearing Designed to meet or exceed Specifications Inner diameter (ID): around 15mm / 0.6" Outside diameter (OD): around 37mm / 1.46" Thickness: around 10mm / 0.4" Package Includes: 2 Pieces Front Rear Wheel Rim Bearing Note: 1.We provide clear pictures, measurements where possible. Please check as much as possible to make sure the item is the one that you need. 2. Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) 3. Instruction is not included. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand,Thank you