Necessary product for the skateboard.

Features:
Including 8 ABEC-7 bearings of skateboard.
Carbon steel material and double covered design， anti-corrosion and dustproof.
Less friction， higher speed.

Specifications:
Material: Carbon Steel
Color: Silver
Type: ABEC-7 bearing
Outer Diameter: 22mm / 0.87in
Inner Diamter: 8mmm / 0.31in 
Thickness: 7mm / 0.28in
Single Weight: 11g / 0.38oz
Package Size: 9.5 * 5 * 1.2cm / 3.74 * 1.97 * 0.47in
Package Weight: 111g / 3.92oz

Package List:
8 * Skateboard Bearings