5 Inch Polyurethane Shopping Cart Caster Manufacturer

The AstraRoll Technical Advantage: Engineered for Retail Abuse
Retail shopping carts endure constant impact, harsh weather, and overloading. AstraRoll casters are specifically optimized to solve these pain points:

Effortless Maneuverability: Busy store aisles require instant steering response. We utilize a Crown Tread design which reduces the surface contact area between the wheel and the floor. Combined with dual precision ball bearings in the swivel raceway, this allows for a true "one-handed" turn, even with a heavily loaded cart.

Maintenance-Free Threadguard Protection: The #1 cause of shopping cart downtime is debris (hair, plastic film, or string) clogging the axle. AstraRoll casters come standard with precision-molded Threadguards that shield the axle and bearings, drastically reducing maintenance intervals and extending the service life of the caster.

Floor Protection & Industrial Rust Resistance: Our A98 Shore hardness TPU is extremely durable yet gentle on expensive polished concrete or tile floors, leaving zero black scuff marks. Additionally, the thick zinc-plated finish with a lacquer dip ensures the casters survive outdoor cart corrals and high-pressure washdowns without corroding.

Key Specifications & Technical Attributes

Wheel Diameter: 5 Inches (125 mm)
Tread Width: 1-1/4 Inches (32 mm)
Load Capacity: 250 LBS per Caster
Wheel Material: Premium TPU (Polyurethane) - Blue on Tan Core
Durometer: Shore A95 - A98 (High-Impact Grade)
Bearing Type: Dual Precision Steel Ball Bearings
Mounting Stem: 1/2" Diameter x 13 TPI x 7/8" Length
Swivel Radius: 4 Inches (101.6 mm)
Operating Temp: -30°F to 140°F (-34°C to 60°C)

Why Choose AstraRoll? (Your B2B Manufacturing Partner)

1. OEM Fitment & Compatibility

Our casters are engineered to the exact specifications of major North American and European shopping cart brands. No modifications are needed; simply screw them into your existing fleet for an instant upgrade in performance.

2. Factory-Direct Wholesale Pricing

Retailers shouldn't pay distributor markups for maintenance parts. As a primary manufacturer, we provide aggressive tier pricing for supermarket chains, fleet maintenance teams, and cart refurbishment programs, significantly reducing your annual operational budget.

Frequently Asked Questions (FAQs)

Q: When should I replace the full caster assembly instead of just the wheel?
A: If only the tread is worn, you can replace the wheel. However, if the cart is noisy, hard to steer, or the swivel rig is visibly bent, the internal swivel raceway is likely damaged. In these cases, replacing the full AstraRoll assembly is the only way to restore "like-new" steering performance.

Q: Are these casters suitable for outdoor use?
A: Yes. We use a heavy-duty zinc plating reinforced with a lacquer dip. The wheel material is also stabilized for temperature extremes (-30°F to 140°F), making it ideal for carts left in outdoor parking lot corrals.

Q: Do you offer custom colors or branding for the wheels?
A: Yes. As a manufacturer, we can produce TPU treads in custom colors (Red, Green, Black, etc.) for high-volume orders to match your brand's corporate identity. We can also provide 4-inch versions or different stem sizes for specialized stock carts.

Q1. Are you a trader or direct factory?

We are a direct manufacturing factory with over 20 years of expertise in high-end industrial rollers, casters and material handling solutions. Our facility operates with ISO-certified quality management systems, allowing us to maintain full control over production cycles and quality standards. Throughout two decades of growth, we have established deep, long-term strategic partnerships with several listed companies and global automation leaders, proving our reliability as a high-tier industrial supplier.

Q2. What are your main products?

AstraRoll specializes in the engineering and production of three core product lines: Industrial Rollers, Heavy-Duty Wheels, and Precision Casters. We do not just sell components; we provide integrated movement and transport solutions. Our products are widely utilized across high-demand sectors, including: New Energy, Lithium Battery, Mining, Heavy Industry, Medical Institutional, Agriculture and Logistics.

Q3. What about delivery time?

We deeply understand that project timelines are critical. Our delivery schedule is generally structured as follows:
Standard Products: Usually dispatched within 7–15 working days if the components are in stock.
Customized/OEM Orders: Depending on the complexity and volume, the lead time typically ranges from 20–35 days. This includes time for technical drawing confirmation, specialized tooling, and rigorous pre-shipment testing.
Shipping Methods: We offer flexible global logistics solutions, including FOB and CIF terms. We ship via Sea Freight (for bulk industrial orders), Air Freight (for urgent project needs), and International Express (DHL/FedEx/TNT) for smaller components or samples.

Q4. How can I get a quote for customized products?

Since a significant portion of our business involves specialized engineering, pricing is tailored to your specific technical requirements. To provide an accurate quote, please provide the following details: Technical Drawings or Sketches, Application Environment, Quantity, Special Requests. Our engineering team typically reviews and responds to custom inquiries with a formal quotation within 24–48 hours.

Q5. What is your payment?

TT / Paypal / Western Union / LC / Credit Card etc. are all available to us.