Create your new set up with the colorful Ricta SpeedRings Slim 52mm 99A, add some style like the pros with these technical electrifying skateboard wheels , produced with the RAPIDO URETHANE compound! Designed in collaboration with the Ricta Wheels pro team of skaters , these Ricta SpeedRings Slim 52mm 99A wheels with a Slim shape, manufactured with high quality urethane, in a 99A hardness ensures all the speed you need, grip and are very resistant.