The list price is one price!(One on each wheel)
Free shipping for eight or more!
Product name: roller skate axis(UFO)
Color: blue, gold, black, rose red
Material: aluminum alloy,better quality! Lighter!
Sandwiched between two bearings,Used to hold the inner ring of the bearing, so that the bearing rotates,Play a role in balancing the force!If it is damaged, it is recommended to replace it, so as not to shorten the service life of the bearing!