Roller Size: 3 x 3.5cm/1.2 x 1.4inch (L*d); Color: Black, Silver Tone; Product name: anti-vibration application roller; material: rubber, wood, metal; Weight: 139g; handle size: 12 x 3 cm/4 x 1.2 inch (L*max.D); total length: 17.5 cm / 6.9 in The Integrated Bearing Design: The inner bearing design of the wooden roller bearing tool improves work efficiency, making it easier to operate and more economical. Package content: 1 x anti-vibration application roller; Easy on your hands The ergonomic handle has been designed specifically to eliminate fatigue during use. Quality The heavy-duty 1.2-inch roller is made of commercial-grade rubber for long-lasting use. We have also configured two internal hexagons So that we can use it its role is to tighten it It is a very good product