41 Series: Treaded Polyurethane Heavy Duty Casters

PU heavy duty casters with dust-proof design, high load capacity , ideal for industrial use. OEM/ODM service & certified quality

Size: 4“ 5” 6” 8”
Load: 250KG-400KG
Cost-effective structure, help bulk project procurement
Product quality in line with the export of many countries, test reports and certificates are provided

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Series 41: Heavy Duty Treaded Polyurethane Wheels Cart Casters

Durable, Low-Maintenance, High-Performance Industrial Casters
Heavy Duty Trolley Wheels | OEM & ODM Available

Key Features

Sizes: 4″, 5″, 6″, 8″
Load Capacity: 250Kg – 400Kg
Designed for outstanding load-bearing and durability, ideal for dusty and low-maintenance industrial environments.

Wheel Material:

High-strength polyurethane (PU) with excellent wear resistance and chemical corrosion protection.
Moderately hard treaded PU surface provides cushioning and smooth, light rolling for high-frequency use.
Features a Dust Cover Design protecting bearings and wheel cores from dust, metal debris, and moisture, extending service life and reducing maintenance.

Construction:

One-piece injection molding ensures precision and fatigue resistance.
Lightweight, cost-effective with strong load capacity.
Available as swivel with brake, swivel, and rigid wheels, flexibly configured for diverse mobility and stability needs.

Bracket:

Zinc-plated finish for rust and corrosion resistance, suitable for humid and frequently cleaned environments.
Compact, sturdy bracket design with dual ball bearings for easy rotation and effortless pushing, ideal for medium to long distance frequent use.

Certifications:

Complies with EN, ISO international standards, and environmental certifications RoHS and REACH.
Tested extensively for wear resistance, load capacity, and impact durability.

Applications

Industrial machinery
Logistics and warehousing
Port cargo handling
Medical equipment
Hand trolleys
Construction sites
Catering equipment
Aerospace and aviation
Suitable for harsh conditions, chemical resistance, extreme temperatures, and both indoor and outdoor usage.

Target Customers

Industrial equipment manufacturers
Port and logistics operators
Medical device producers
Construction contractors
Catering equipment suppliers
Aerospace companies
Hardware wholesalers
B2B e-commerce platforms
International trading companies

After-Sales & Customization

Warranty: 1 year
Lead Time: 15–30 days (depending on order volume)
Strict quality control ensures stability, strength, and durability.
OEM/ODM Customization: wheels, brackets, brakes, mounting methods, individual packaging, laser logo printing, and more.

Specification	Description
Model Number	Series 41:Heavy Duty Treaded Polyurethane Wheels Cart Casters
Size	4″ 5″ 6″ 8″
Wheel Diameter	100mm、125mm、150mm、200mm
Wheel Width	50mm
Overall Height	143mm、165mm、190mm、241mm
Wheel Material	Polyurethane（PU）
Bracket Material	Steel, 304 stainless steel, aluminum alloy, cast iron, etc.
Mounting Type	Base plate mounted
Brake Type	Foot Brake、Side Brake
Load Capacity	250KG-400KG
Surface Treatment (Bracket)	Chrome plated, Electroplated, Galvanized
Swivel Type	Universal、Fixed
Application	industrial equipment, logistics and warehousing, medical equipment, construction sites, catering industry, aerospace. Adaptable to harsh environments – resistant to chemicals, extreme temperatures, suitable for indoor and outdoor use
Customization	Support OEM/ODM
MOQ	200 pcs
Lead Time	15-30 day