Product Name: Piston Ring Clamp Diffuser, high qualityMaterial: Aluminum AlloyColor: Silver + BlackFeatures: Ring clampspecificationMakes it easier to install piston ringsVinyl handles.Galvanized metal body.Suitable for most common piston ring diameters, and 3/64" inch to 1/4" inch thick rings.Product size approx.: 16.7 x 10 x 0.5 cmnote:Manual measurement, please allow 0-2cm error, thank you.Widely used in: garage and workshop, , agriculture, doorman, engineering and vehicle maintenance tools Package Contents:1* piston ring diffuserOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.