Streetking Whitewall Balloon Tire 26 x 2.125 57 x 559 nostalgia whitewall tire for the ultimate old school look! width of inflated tire: 55 mm (~2,16 inches) This tire fits on all 26″ Classic Cycle rims up to 75 mm (~2,95 inches) width! But please check frame/fork for clearance! If you assemble the tire on wide rims not to put more pressure than 16 PS. It could blast.