5. Turn the flexibility: single wheel rotates, the more the greater the effort, roller bearings can carry heavier loads, greater resistance to rotation: single wheel on the quality of the installation (bearing steel) ball bearing Shenzhen industrial casters, can carry a relatively heavy load Colson Caster Shenzhen, Shenzhen Branch rotating lighter-casters, flexible and quiet. History casters, to trace the history of castor is a very difficult thing, but after people invented the wheel, handling and moving objects a lot easier casters, wheels but can only run in a straight line for a major object when moving change of direction is still very difficult, then people invented the wheel with steering structure, which is what we now call the casters or casters. Caster appeared to the people especially the handling of moving objects brought revolution era, not only can easily carry, you can also move with any direction, greatly improving efficiency. In modern times with the rise of the industrial revolution, more and more devices need to be moved, casters also more widely in the world, almost inseparable from all walks of life casters. With the continuous development of modern science and technology, more and more multi-functional and high equipment utilization, casters became an indispensable part. Development of more specialized casters also made for a special industry. Shenzhen Branch-casters, caster, supplied by Custer Custer Logistics Equipment Co., Ltd. of Shenzhen City. Shenzhen Custer Logistics Equipment Co. (www.szcaster.com) strong, credible, in Shenzhen, Guangdong electronics, electrical products and other manufacturing equipment industry has accumulated a large number of loyal customers. The company better work attitude and continuous improvement and innovative ideas will lead you hand into the brilliant Custer, a better future!