Pasture Compost Broadcast Spreader

I need a broadcast-style spreader purpose-built for pasture management that can handle well-aged, slightly moist compost without clogging, bridging, or leaving windrows. The unit should throw an even pattern... (Budget: $250 - $750 AUD, Jobs: 3D Design, 3D Modelling, CAD / SolidWorks, CAD/CAM, Engineering, Engineering Drawing, Mechanical Engineering, Product Design)