Filling up to 17 gallons this larger capacity yard roller smooths seed beds flattens molehills presses sod seams and works freeze heave out of established turf across yards up to half an acre. The steel drum holds roughly 140 lbs of water or 260 lbs of sand for heavier compaction compared to smaller 13 gallon rollers which speeds work on larger properties. A threaded cap fills from a garden hose and drains between uses for light push handling during repositioning.