If you have a Cloud Luxury or Freedom Plus base, you’ll require 4x Castors. Somnum Bases require 6x Castors. To install them, Please follow the following steps;
i. Flip the bed on the side
ii. Unscrew the lower leg section off
iii. Flick the tab DOWN to lock the castor
iv. Screw the castor on until it is mildly tight
v. Flick the tab UP to unlock the castor
vi. Repeat the above steps for the remaining legs