TPR trolley wheel caster
Diameter:3 inch,4 inch and 5 inch
Tread width:1-1/4 inch=32mm
Material:gray TPR
Bearing:single ball bearing
Finish:zinc plated
with thread guard
Hollow kingping : M12
Threaded stem bolt:M12*30
Features:
1-Gray TPR wheel,mute rolling to protect floors
2-New raw material,better quality with longer service life
3-Precision single ball bearing
4-With thread gurad,anti winding and exquisite appearance
5-Thickened 2.3mm housing and 3 mm top plate,double ballrace swivel head with impact resistant structure
6-Galvanized zinc housing with good corrosion resistance
7-Application:popular for trolley,hand truck,carts,furnitures,machine and material handling equipment