1: 3 Point and Fold Drawbar together 2: Good quality Bearning 3: Cat I & II Compact tractor rollers have a 590mm (2ft) diameter drum with 4-6mm wall thickness.Ideal for hobby farming, parkland, sports pitchs, horse menages, horticultural use etc.rollers available with pick up eye and 3 point linkage for easy transport when empty and also have optional ball hitch draw bar Tractor Lawn Roller