3-inch steel caster wheels with locking and swivel

These steel caster wheels have a 350-pound capacity and measure 3 inches in size. They feature a locking and swivel design, allowing for secure positioning and easy maneuverability. The zinc-plated finish provides corrosion resistance, while the vibration-resistant construction helps protect equipment during transport. Installation is straightforward, making them suitable for use with PA speakers and subwoofers.