The latest innovation from Wahoo will literally take your indoor training to the next level! KICKR CLIMB indoor grade simulator is designed to work exclusively with the Wahoo KICKR Smart Trainers and when paired, it will add physical grade changes to your indoor training. When paired with Third Party Apps and devices, KICKR CLIMB blends ascents and descents with resistance changes for a truly immersive indoor training experience. The world isn't flat; now, neither is your ride!