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4" x 1-1/4" Polyolefin Wheel Industrial Replacement Wheel – 300 lb | CasterHQ

Volume discounts applied at checkout
  • 50-99 units: 5% Off
  • 100-199 units: 10% Off
  • 200+ units: 15% Off
Status: In Stock · Ships in 1-3 Business Days
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Typically Ships in 1-3 Business Days. Same-day processing for orders received before 12pm CT (Mon–Fri).

PRODUCT CODE: 414-PO-82B

Product Overview

Durastar 4" x 1-1/4" Polyolefin Wheel – 300 lbs Capacity with 3/8" Plain Bore


Product Features

  • Wheel Diameter: 4 inches for compact yet stable mobility
  • Tread Width: 1-1/4 inches for optimal load distribution
  • Bore Type: 3/8" plain bore – reliable and easy to integrate with existing setups
  • Load Capacity: Supports up to 300 lbs for medium-duty applications
  • Wheel Material: Durable polyolefin resists chemicals, moisture, and impact
  • Application: Ideal for carts, fixtures, equipment, and material handling systems

Engineered for efficiency and reliability, the Durastar 4" x 1-1/4" Polyolefin Wheel is a go-to solution for industrial and commercial users seeking strength and performance in a compact design. With a high-strength polyolefin composition, this wheel offers excellent resistance to impacts, chemicals, and moisture—ensuring long-lasting use even in demanding environments.

The 3/8" plain bore design provides compatibility with a wide range of axle types and hardware, making it an adaptable choice for custom assemblies and replacement needs. With a 300-pound load capacity, this wheel excels in medium-duty applications across warehouses, assembly lines, retail equipment, and utility carts.

Backed by Durastar’s reputation for quality manufacturing, this polyolefin wheel delivers smooth, consistent performance with minimal maintenance. Its non-marking tread ensures protection for floors while maintaining ease of maneuverability on a variety of surfaces.

Upgrade Your Equipment with Durastar Quality

Enhance your mobility solutions with the trusted durability of Durastar wheels. Designed for reliability, precision, and ease of use—perfect for industries that demand performance and value.

Key Features

Top 10 Product Features

  • Durable Polyolefin Material: Engineered to resist chemicals, moisture, and impacts for long-term performance.
  • 4" Wheel Diameter: Compact size offers smooth movement while conserving space in tight environments.
  • 1-1/4" Tread Width: Provides stable load distribution and enhanced maneuverability.
  • 300 lb Load Capacity: Supports medium-duty applications across commercial and industrial settings.
  • 3/8" Plain Bore: Simple and reliable bore design allows easy installation on compatible axles or shafts.
  • Non-Marking Wheel: Protects floor surfaces during transport and handling operations.
  • Versatile Usage: Ideal for utility carts, retail fixtures, assembly equipment, and material handling systems.
  • Maintenance-Free Design: Provides consistent, worry-free performance with minimal upkeep required.
  • Lightweight and Rugged: Balances strength with ease of handling, enhancing operational efficiency.
  • Backed by Durastar Quality: Trusted brand reputation ensures dependable performance and long-lasting value.
Ordering & Shipping Information

Transparent pricing

All pricing and quantity discounts are applied automatically. No promo codes required and no post-checkout price changes.

Upfront shipping costs

Shipping is calculated by order size and weight. Final shipping costs are shown before payment so there are no surprises.

Business-friendly ordering

We support bulk orders, repeat purchases, and fast quotes for larger or custom requirements.

Real support from product specialists

Need help confirming fit, compatibility, or application? Our team works directly with engineers, maintenance teams, and buyers every day.

Trusted by industrial and commercial customers

CasterHQ supplies casters and wheels for manufacturing, material handling, retail, and distribution environments nationwide.

  • Flat-rate shipping by order size. Final shipping cost shown before payment.
  • No post-checkout shipping adjustments or re-billing.
  • Most orders ship from our Texas headquarters near Dallas.

When will my order ship?

In-stock items typically ship same or next business day. Weekend orders ship Monday or Tuesday unless stated otherwise.

Will shipping cost more at checkout?

Shipping is not free on most orders. Your final shipping cost is shown before payment.

Typical transit times after shipment

Central & Southern U.S.: typically 1–2 business days
East & West Coasts: typically 2–3 business days
Remote areas may take longer.

Made-to-order items (lead times)

Some custom products (select Made in USA casters, keyway wheels, drive wheels) are built after purchase and ship on a longer lead time. When applicable, the ship-time estimate is shown on the product page.

Need an exact freight quote for a large order?

Contact us before ordering and we’ll confirm total landed cost upfront. Contact us.

Additional Information

Durastar 4" x 1-1/4" Polyolefin Wheel – 300 lb Capacity | 3/8" Plain Bore


Experience long-lasting performance and reliability with the Durastar 4" x 1-1/4" Polyolefin Wheel, a medium-duty wheel designed for optimal strength and functionality in industrial and commercial environments. With a 300 lb load capacity and a 3/8" plain bore, this wheel offers a seamless blend of strength, ease of use, and maintenance-free operation.

Why Choose This Wheel?

The polyolefin construction provides exceptional resistance to chemicals, moisture, and impact, making it ideal for facilities where durability is non-negotiable. Its non-marking surface ensures clean floors, while the 4" diameter and 1-1/4" tread width deliver smooth, stable performance even when carrying substantial weight.

The 3/8" plain bore is engineered for hassle-free installation, making it an excellent choice for equipment maintenance or custom builds. Whether you're upgrading carts, fixtures, or material handling systems, this wheel is versatile enough to meet a wide range of operational demands.

Common Applications

  • Warehouse carts and trolleys
  • Assembly line equipment
  • Retail store fixtures
  • Material handling systems
  • Custom fabrication projects

Built with Durastar Quality

Durastar is a trusted name in mobility solutions, known for delivering high-performance components that stand up to daily use in demanding environments. This 4" polyolefin wheel reflects Durastar’s commitment to quality, featuring rugged design, consistent performance, and a value-focused build.

Elevate Your Equipment Performance

Choose the Durastar 4" x 1-1/4" polyolefin wheel for a dependable, maintenance-free solution that delivers performance where it matters most. Upgrade your equipment with a wheel built for strength, safety, and efficiency.

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4" x 1-1/4" Polyolefin Wheel Industrial Replacement Wheel – 300 lb | CasterHQ

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Technical Specifications

Wheel Diameter 4"
Wheel Tread Width 1-1/4"
Wheel Capacity 300 lbs
Temp Range -20°F to 180°F
Wheel Material Polyolefin
Frame Material Zinc Plated Steel
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