Metro Retro Skateboard wheels 63mm 78a Orange 63mm/78a Go Retro in the Metro with these 63mm 78a AEND poured babies. Made with longer lasting urethane. Tested by a skate and destroy professional on the east coast these wheels are made to last. Features - Height: 63mm - Durometer: 78a - Edges: Square - - Bearings and spacers not included. - Sold in sets of 4