A patient support apparatus includes a base having a first side, a second
side, a head end, and a foot end, a head end caster and a foot end caster
coupled to the base on the first side near the respective head and foot
ends, and a head end link and a foot end link located on the first side
and operably associated with the respective head and foot end casters on
the first side. The head and foot end links on the first side move
longitudinally in opposite directions to brake the respective head and
foot end casters on the first side.