Specifically designed for 27.5 and 29 wheeled MTB’s. The DeFender DeFender RX 279er is the perfect choice for lightweight durable mud protection on those wet and sloppy rides. Quick release allows DeFenders to be installed and removed in seconds. A highly polished underside helps prevent dirt buildup and aids in cleaning. Fits 27.5 – 29 MTB tires up to 3 wide.