Threaded stem PU polyurethane double brakes caster wheel nylon pedal
Housing:
Made of pressed steel,zinc plated.
double ballrace swivel head
transparent dustproof seal
Wheel:
Material:Polyurethane
Hardness:90±5 Shore A
Bearing type:Precision ball bearing
Temperature:-20℃~80℃


Feature :
-
Polyurethane PU material, silence, Eco-friendly material,
-
Wildly use in office chair,hand truck and shopping cart.