How to Install the Caster Align the mounting holes for the caster and wheel support bar. Install the bolts. Rotate the bolt directly to align the wheel hole nuts for tightening. Specification Color: Black Style: Modern Material: Carbon Steel Process: Coating Assembly Required: Yes Mounting Type: Free Standing Capacity: 84Pcs Chairs(For Reference Only) Product Size: 85.09*160.02*181.99cm/33.5*63*71.65in Package Size: 170*26*15cm/66.93*10.24*5.91in Gross Weight: 22kg/48.5lbs Net Weight: 21kg/46.3lbs Package Included 1* Folding Table and Chair Cart Other Accessories for Assembly.