... )TPR/PU material 4)universal,fixed,brake Industrial threaded stem caster1)wheelHardness:70ADiameter: 75mm,100mm,125mmForkMaterial: High ... 5mmCasterType: swivel, fixed, swivel with brakeMounting: Top plate,threaded stem, grip stemFeatures:RUBBER CASTERExcellent rotary flexibilityExcellent water resistanceEXcellent ... toughnessPoor floor protection and tenacity. Industrial threaded stem caster