2" plastic swivel caster wheel 1.Wheel size:50*26mm 2.Bracket:black lacquer 3.Type:swivel 4.Good wear-resisting 2" plastic swivel caster ... wheel1.Housing:made of pressed steel,black lacquer,double ball bearing swivel head,wheel axle with nut ... ,threaded stem,fixed,threaded stem,threaded stem with brake. 2" plastic swivel caster wheel