Product name: common joint cardan shaftType: 4mm to 3mmSide thread diameter : 3mm / 0.12 inchMaterial: metalColor: silverNet weight: 9gPackage contents:1 x Cardan joint With two screwsOnly the above equipment content, different merchandise aren't included.Note: Light shooting and varied exhibits may cause the color of the article in the photo a little bit diversified from the real thing. The dimension allowed error is +/- 1-3cm.