Caster applications mainly in the trolley, mobile scaffolding, workshop trucks and other very widely. The simplest is often the most important invention, casters are have this feature. At the same time the level of the level of development of a city often positively correlated with the number of global casters casters use, like casters usage Shanghai, Beijing, Tianjin, Chongqing, Wuxi, Chengdu, Xi'an, Wuhan, Guangzhou, Dongguan, Shenzhen and other cities is very high. About Caster Caster Caster is called, its structure allows 360 degree horizontal rotation. Caster is collectively Xiangrong casters, including Caster and fixed casters. No rotating structure fixed casters casters, not only tilt pan. Both casters are generally used with such a structure is in front of the trolley two fixed wheels, rear armrest is close to pushing the two active caster. Casters Specifications | Custer (certified) | castors provided by Shenzhen Logistics Equipment Co., Custer. Shenzhen Custer Logistics Equipment Co. (www.szcaster.com) is an industry leader in Shenzhen, Guangdong, electronics, electrical products manufacturing equipment, over the years, the company implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Custer led the staff warmly welcome all inquiries negotiations to create a better future for Custer.