Universal wheel factory will teach you the proper use of universal wheel

1, the caster must be installed in the location of the manufacturer to indicate the design. 2, installation of castor scaffold must have sufficient strength, to qualify for use when the weight bearing. 3, the function of the caster shall not be changed, also not affected by installation. 4, turn shaft must always vertical movement. 5, fixed between the caster must instead of axle on a straight line. 6, if only using rotary trundle, they must be consistent. 7, if fixed rotation and castor castor, so all the caster must be compatible with each other, and subject to manufacturer's recommended. / news_76。