NOS Dellorto manifold clamp for SSI carbs 25mm and up. We have Two sizes of clamps to fit different body sizes. The 42mm clamp fits 25-30mm SSI carbs and the 45mm clamp fits 32-35mm bodies. Please measure your carb bodie before ordering to make sure you get the rite size. Clamp screws are included but not in the photo. !! SOLD EACH !!