DIS 100mm White on Blue 10-spoke Metal Core Scooter Wheels with Bearings (2 Wheels) White on Blue 10-spoke Metal Alloy Cores White super high rebound polyurethane tread rated 88A ABEC-11 Precision Bearings installed with spacers 100mm will fit most pro scooters such as Razor, MGP, DIS, Envy, District, Proto, Fasen etc... Included in this package are 2 wheels with bearings and spacers installed