YoYoFactory Replacement Axle for Yo-Yo's Central Bearing Co.

8mm - MVP, BOSS, SuperNova LITE, SuperNova, Proton, New SuperStar, Space Cowboy, Horizon, Too Hot

10mm - 44, 44 Special, 2010-2012 Superstar, Skyline, DNA, H.O.T., Equilateral, Shutter, POPStar, Cypher

12mm - Genesis, Hubstack Genesis, DV888, Yuuksta, Super G, Rockstar 2012,
Catalyst, Chaotic, Lunatic, Severe, Hectic, Protege, Avant Garde

20mm - 888, G5 (post 2007), Skyline (pre 2010), C13, Speed Dial

25mm - Protostar, Northstar, Grind Machine, Counter Attack, Die Nasty

Flea - Mighty Flea, Big Deal