Yes, tri caster wheels can climb the stairs with a tri wheel design, moves large items quicker up and down using the VXB015160. The wheel diameter is 160mm or 6.299" inch in inches. The wheel has a width of 40mm=1.575" inch. Overall height of the wheel caster is 240mm = 9.449" inch. Mounted via a that has the size of 100mm x 115mm and the holes distance of 75mm x 85mm. This caster wheel core material is Rubber and Cast iron core and has a Rubber and Cast iron core tire spinning over Roller bearing. Bearing in mind that every caster wheel has the load capacity of 287 lb with a Swivel type. Environment temperature range is -40 to 180 F. Buy our VXB015160, we wish all the best.