Network Rack, Performance Series Caster Kit | 5200-3-001-00Description Description Performance Heavy Duty Caster Kit The Kendall Howard Performance Caster Kit includes four locking swivel casters and are a great add on to our Performance LAN Stations Work Benches. They also work with the 4 Post Open Frame Racks. No hardware or tools required to install these lockable, swivel casters. These heavy duty bearing driven casters have threaded shafts that replace the levelers and make installation easy. With a max