The ROBERTS Vinyl Seam Roller/ Base Roller is handy to stick that lino seam and for wall base installations. The polished steel cleans up easy and it rolls smoothly glides on 2 ball bearings. The angled soft handle feels good with good grip and better leverage. The 10-960 seam roller is 8 in. long and weighs approximately 2 lbs. 2 oz. or 510.292 grams If that's how you measure.