Industrial threaded stem caster 1)3inch caster 2)stainless fork with threaded stem 3)TPR/PU material 4)universal,fixed,brake Industrial threaded stem caster1)wheelHardness:70ADiameter: 75mm,100mm,125mmForkMaterial: High quality cold-rolled steel plateFinish:Zinc plated, Chrome plated or LacquerLoad bearing: Double ball racewayThickness:T=2.5/3/3.5mmCasterType: swivel, fixed, swivel with ...