Albert Lockable Caster Wheels – Mounting guide

Take of the plastic cover on the end of each stand leg

Drill holes for the caster screw (if the hole not there from before). Use the attached tool with the small hole mark to find the center for drilling the hole.
(Make sure to center the hole so the nut tool match)

Put the nut in the tool and enter the caster screw

Use a (13 mm) and tighten the nut when holding the tool on the inside of the metal-leg bar

Put back the plastic cover (upside down as the previous position)

Put the caster wheel in position and press it to it click in place

Ready to go. You also have a lock/release function on each caster