Pro-Line refrigeration direct draw and back bar units are pre-threaded for easy installation of these caster channel bars.
These sturdy, low profile commercial grade casters are a must for easy mobility of heavy refrigeration units.
Each channel bar has two (2) 2-1/2" casters pre-mounted. One of the casters has a wheel mounted lock to prevent movement of unit when in place.
Once installed the unit will sit just 2-1/4" up from the floor