The Bosch TB4 gravity-rise miter saw stand features the patented gravity rise system, and rapid set up and breakdown. It has an 18-inch material capacity which is the highest capacity among fully portable units. It has 8-inch pneumatic wheels which facilitate ease of transport over jobsite terrain. It also features rapid release tool mounts, adjustable leveling feet for stability on uneven surfaces and it also fits most competitors' miter saws. Bosch benchtop tools provide the precision and performance your projects require. Durable quality is not only in every tool, but the trust you have in Bosch benchtop tools.