I purchased this for indoor training, but I've been riding outside more, so I'm selling it. I've also changed the sprocket to an Ultegra 11-34t to match my bike. I've only ridden it a little to test it out, so the sprocket is also clean. Great for parts! Elite Suito fixed roller for high-precision training. - Model: Suito - Brand: Elite - Gear: Ultegra - Color: Black - Features: Fixed roller Thank you for looking.