Our commitment: quality like! About Caster Caster Caster is called industrial casters, its structure allows 360 degree horizontal rotation. Caster is a 4-inch industrial casters collectively, including Caster and fixed casters. No fixed casters industrial casters 6 inch rotating structure, 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. 5-inch industrial casters | industrial casters | Custer Custer provided by Shenzhen Logistics Equipment Co. 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!