Moulton Farm Machinery - YS4H Yard Scraper Moulton Farm Machinery yard scrapers give complete custom control. The unique Moulton multi-fit system means you can connect these products to a wide range of linkups. The YS4H Yard Scraper uses a moulded rubber blade. "A" Frame and pins provide adjustable working width from 1.68m to 2.29m approx. It also has a capacity of 0.5m³or 240kg.