European type industrial threaded stem double locking casters
Housing:
Made of pressed steel, zinc plated,
double ballrace swivel head, dustproof seal
Wheel:
Materials: tpr
Hardness: 92±3 Shore A
Bearing Type: Roller bearing
Temperature range: -30℃ ～ 80℃
Acid, alkai resistance, good shock
Absorbent, durable
Feature:
Silence tpr material, no noise comes when use it. High-end products can be used in all kinds of products.
