DSW-40B double (four beads) omnidirectional wheel casters people to convert to a complete robot kit (robot kit) from a non-complete. Omnidirectional wheel. An incomplete robot, using the normal wheel freely controlled only 23 degrees - forward / backward rotation. You can not move the way side, so that the speed of the robot slower, low efficiency in achieving its objectives. Various colors of omni-directional wheel | n Tong Machinery (Online) | omnidirectional wheel by Ning County is Tong Machinery Plastic Limited. Ning County is Tong Machinery Plastic Co., Ltd. (www.dzztjx.com) is Dezhou, plastic leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Tong mechanical positive leadership with the staff warmly welcome all inquiries negotiations to create a positive Tong Machinery better future.