[Features] Bearings are made of stainless steel balls that will not rust. Metal fittings are attached to the back to allow protruding objects to be beaten. When holding the wallpaper cloth, you do not have to worry about the gloss appears. [Specifications] Roller diameter: 1.4 inches (35 mm); Width: 3.9 inches (100 mm); Weight: 7.8 oz (220 g); Handle length: 5.5 inches (140 mm); Bearings: Material/finish; Roller part: Urethane rubber (hardness 90 degrees); Uses: For holding joints of cross.