4 Inch Medium Duty Conductive Artificial Rubber Bolt Hole Swivel Casters

Specifications:
- Capacity: 180 lbs (80 kg)
- Wheel Size: 4″ (100mm)
- Overall Height: 5″ (130mm)
- Tread Material: Conductive Artificial Rubber
- SKU: ED02-11-100PS-507

Key Features:
- Medium-Duty Balance: 180 lbs (80 kg) rating with 4″ (100 mm) wheel 鈥 the sweet spot between effortless rolling and genuine load strength.
- Conductive ESD-Safe Tread: Engineered with dissipative Conductive Artificial Rubber, this wheel safely bleeds static charges to ground, protecting PCBs and electronic payloads 鈥 a must for EPA/ESD-controlled areas.
- Plain-Bore Hub (Bearingless): The simple machined bore runs directly on the axle 鈥 the most economical, shock-tolerant and maintenance-free construction for light duty.
- Bolt-Hole Kingpin: A single through-bolt mounts to tubing or flat stock in seconds 鈥 fast field installation and easy caster swaps.
- Compact Overall Height: 5.1″ (130 mm) installed height keeps equipment centers of gravity low and clearances unchanged 鈥 mobility without redesign.

Ideal Applications:
Designed for equipment mobility, including static-control environments:
- Electronics Manufacturing: ESD-safe carts for SMT lines and PCB handling (conductive-tread option).
- Hospital & Lab Equipment: diagnostic and treatment carts requiring floor protection.
- Commercial Catering: kitchen and banquet service carts.
- Light Machine Stands: mobile bases for bench and floor machinery.

Why Choose This Caster (Our Advantages):
- We offer conductive/anti-static tread variants in-house, giving ESD-sensitive buyers a compliant, factory-direct solution with full OEM support.
- Factory-Direct Hard Strength: Established 1988, Globe Caster operates a 156,000 m2 manufacturing base with 500+ employees and in-house hardware, injection-molding and PU-pouring workshops. ISO 9001 & ISO 14001 certified with 100+ national patents, we support full OEM/ODM customization and reliable global B2B supply across North America, Latin America, Europe and Asia-Pacific.