I can't tell from the picture if those are flat band clamps, or if they are standard automotive guillotine type of exhaust clamps. If they are the guillotine type, they are designed to deform the exhaust pipes as they are tightened to force a good seal. This is not a problem on a car where the exhaust is not intended to be removed once installed. On the ST1300, loosening the exhaust is required every tire change, so prudence to not over-tighten these.So I replaced them both with these standard 58mm exhaust clamps, ......