The Stay Strong Reactiv 2 BMX Race Rim-Rear-20×1.5 at J&R Bicycles features updated design and graphic details for an even sleeker Reactiv Rim. Made from lightweight alloy with a pinned seam joint for extra durability, the Reactiv 2 sports an upgraded aero-profile to reduce drag and increase performance. This rear rim includes a CNC machined braking surface for responsive stopping power and bold new Stay Strong “Overflow” graphics add a bit of style flair to your race game.