4"Stainless Steel Bracket Swivel Locking PU Caster Wheel
Bracket Feature: >Stainless Steel And Polished Bracket
Wheel Feature: >Super PU Tread
>High Wear-resistance Delrin Bearing
>Hardness:95A Brake Force:80-200N
>Abrasion Test:≤3.1% Starting Thrust:80-150N