4pcs Machinery Wheel Furniture Casters Aluminum Alloy Base Level Adjustment Black + White Furniture Casters

1. With bearings, caster wheel's service life can be 3 times that of wheels without bearings. 2. Equipped with aluminum alloy and plastic wheel, such machinery wheel delivers items more stable. 3. Used for communication equipment and automat, such bearing wheel can be also fit for processing equipment and heavy-duty machinery, etc. 4. The quick lifting and lowering of the foot pad is twice that of the traditional adjusting wheel, which really improves efficiency and saves time for users. 5. Metal adjustment gear on the head change the defect that the traditional plastic adjustment gear on the head is easy to break.