3" Heavy-Duty Locking Casters, 1100 lbs Capacity per Wheel, Set of 2/4/6/8

* WBW01 includes 2 caster wheels. WBW01-2 includes 4 caster wheels. WBW01-3 includes 6 caster wheels. WBW01-4 includes 8 caster wheels. You can choose the appropriate model of the set according to the number of legs on the workbench. ● 1100 lbs Capacity per Caster - Built with heavy-duty steel hardware and PA nylon wheels. ● Dual-Brake Locking System - Locks both wheel movement and swivel movement to keep your workstation steady when parked. ● Dual-Bearing 360° Swivel – Provides smoother movement under heavy loads compared with standard-duty casters. ● Quick & Easy Installation - User-friendly design with clear guides for fast, hassle-free setup. *Custom metric screw on the top: M16 × 18mm, fits all 4Dock Heavy Duty Packing Tables (WB3B, WB3RB, WB5B, WB5LB, WB7B series), not suitable for Adjustable Height Workbenches.