The first completely modular wall system that allows you to add on and grow as your needs change. Ideal for partitioning corporate training rooms, conference rooms or classrooms. Creates seminar breakout areas quickly and easily. Ready-to-use fabric panels are sound absorbent, 100% tackable, flame-resistant and easy-to-clean. 20-gauge steel frame provides superior stability and durability. Add-on panels create a maximum wall length of 24 feet and are available in fabric or markerboard. Optional ganging device adds systems together to create wall lengths greater than 24 feet. Innovative caster legs are 18-gauge steel and feature a spring suspension system to keep panels level on any surface, including uneven flooring. Dual wheel, 2" casters; locking casters on end panels. Set includes three wall panels and two end panels.