Who said Canada do not sell caster wheel, eh? The VXB005150YGVC can move your large heavy object. Spinning on wheel that has 150mm diameter/5.906" inch. The wheel has a width of 50mm=1.969" inch. The height of the wheel caster is 195mm = 7.677" inch. Mounted via a Top Plate that has a size of 100mm x 115mm and the holes distance of 75mm x 85mm. Low drag was achieved by a Polypropylene core and Polyurethane core on a Polypropylene core and Polyurethane tire spinning freely with a Double ball beaing. Maximum load calpacity that could not be exceeded on each wheel, remember to add safety factor, when calculating the load capacity 617 lb with a Swivel type. The caster wheel temperature range = -40 to 180 F. Order the VXB005150YGVC now, just add the quantity to basket and click on Checkout.