hand trolley HT1890 1.red painted 2.10x3.50-4 air wheel 3.load weight 200kg 4.own weight 13.4kg Specialized in making solid rubber wheel, crumb wheel, powder wheel, pneumatic wheel widely applied to wheel barrow, hand truck, trolley, dolly, garden cart, dustbin,garbage bin. We also make rubber wheel chock, road bumper, wheel localizer, rubber plug,rubber pad etc.