Fits 28 \"wheels - thick and strong! The ultimate nostalgia custom cruiser hot rod tire! Fits on 28 inch 622 diameter. 60 PSI about 64 mm wide on at 36 mm rim about 65 mm wide on at 65 mm rim about 77 mm wide on at 80 mm rim Max diameter on rim 380902 and 380909: 74 cm + - 2 cm. This tire fits on 28 \"- 622 mm Classic Cycle rims and others up to 80 mm width! But please check frame / fork for clearance! The pictures shows the new Grifter assembled on a 80 mm wide black matte rim. If you assemble the tire on wide rims not to put more pressure than 16 PSI. It could blast. While assembling please fill tube with some air and adjust tire. Fill in more air to enable the tire to go to the clincher and adjust again. Fill in more and adjust again. Don\'t fill in more than ~ 1 bar on extra wide rims!