Metzeler ME 880 Marathon XXL Front Tire - 120/70V-21/-- The ME 880 Marathon XXL from Metzeler is the first radial tire for cruiser and custom bikes with the latest 0 steel belt technology Built to handle the loads and handling characteristics of cruiser bikes with custom frames Front tires feature rounded tread profile for smooth, neutral steering Rear tires feature round tread profile and larger contact patch for better traction and a softer ride Computer-designed tread pattern with offset groove alignment for uniform wear characteristics and low noise