All-Terrain Formula™ (ATF) wheels are poured in a special soft urethane we call All-Terrain Formula or (ATF)

Small: 12 - 14in

extrusion and forging

warm fleece linings

except IHC scooter forks

Powerslide / USD Aeon Replacement Skate Cuffs - New Soft Cuff 187 All-Terrain Formula™ (ATF) wheels areNew Softer USD V Cuffs Fitting: (Swell,Aeon,Kaze) V Cuff, black soft special Nylon (fits Swell,Aeon,Kaze) These are the new cuffs that will ft all Aeons. They are higher, more supportive and with flex cuts on the top. Also new is the height adjustable hinge spacer to customer cuff height to preference. NOTE: EU sizing on the cuff may not match as this cuff is used on both Aeon and Swell models. There are just two sizes (SM and LG). SM = EU36 41 Swell