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DURASTAR

4" x 2" Thermoplastic Rubber Rigid Caster – 300 lb | 4" x 4-1/2" Top Plate

Wheel
4" x 2"
Capacity
300 lbs
Overall Height
5-5/8"
Plate Size
4" x 4-1/2"
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Business Purchasing
  • Purchase orders accepted for approved accounts
  • Net 30 terms for qualified businesses
  • ACH, credit card, and tax-exempt ordering
  • Bulk and contract pricing on fleet quantities
Jordan W., Founder Bob C., Director of Sales
Not sure this is the right spec? Jordan (Founder) and Bob (45+ years in casters) review applications before you order.
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Product Overview
At a glance
Load capacity300 lbs
Wheel4" × 2" Gray Rubber
MountPlate — 4" x 4-1/2"
TypeRigid
Overall height5-5/8"
Temperature-20°F to 180°F

Durastar Medium Heavy Duty 34 Series - 4" x 2" Thermoplastic Rubber Rigid Caster - 300 lb Capacity, 4" x 4-1/2" Top Plate


Product Features

  • Material: Durable Thermoplastic Rubber for superior grip and smooth movement
  • Load Capacity: 300 lb capacity for medium to heavy-duty applications
  • Top Plate Size: 4" x 4-1/2" for compatibility with a variety of equipment
  • Applications: Ideal for industrial, medical, and commercial use

The Durastar Medium Heavy Duty 34 Series Rigid Caster is engineered to deliver exceptional performance across a wide range of applications. Designed with a durable thermoplastic rubber wheel, this caster provides superior grip and smooth rolling action, ensuring your equipment moves efficiently while minimizing noise and floor damage.

With a 300 lb load capacity, the Durastar 34 Series caster is built to handle medium to heavy-duty environments such as warehouses, hospitals, factories, and commercial settings. The 4" x 4-1/2" top plate ensures compatibility with various industrial equipment, making it a versatile choice for professionals.

This caster design allows for excellent maneuverability, making it easy to navigate tight spaces and corners. Whether you're looking for reliable mobility solutions in your industrial, medical, or commercial operations, the Durastar 34 Series caster provides the durability and functionality you need.

Enhance Your Mobility with Durastar Caster Solutions

Upgrade your operations with the Durastar 34 Series Thermoplastic Rubber Rigid Caster. Designed for durability and smooth performance, it's the perfect mobility solution for demanding environments. Order today and experience exceptional maneuverability and reliability for your equipment.

Key Features

Top Product Features

  • Durable Thermoplastic Rubber Wheels: Designed for smooth movement, reduced noise, and floor protection in demanding environments.
  • 300 lb Load Capacity: Built to handle medium to heavy-duty applications, offering robust performance in commercial and industrial settings.
  • 4" x 4-1/2" Top Plate: Versatile top plate size ensures compatibility with various equipment, enhancing the caster's adaptability across multiple industries.
  • Ideal for Industrial Applications: Perfect for use in warehouses, factories, and hospitals, ensuring reliable mobility in heavy-use areas.
  • Enhanced Grip: Thermoplastic rubber wheels offer superior grip, preventing slipping and enhancing stability during use.
  • Noise-Reducing Design: The rubber material minimizes noise while rolling, making it ideal for environments where quiet operation is essential.
  • Ergonomic Solution: The caster’s design reduces strain on users, providing ease of movement even in long-duration tasks.
  • Floor Protective: Protects your floors from damage with its soft thermoplastic rubber wheels, ensuring the longevity of both your equipment and flooring.
  • USA-Made Quality: Manufactured with high standards of craftsmanship, ensuring superior durability, reliability, and performance in every caster.
Ordering & Shipping Information

Order processing

In stock. Orders placed before 12pm CT (Mon–Fri) typically ship the same or next business day from our Mansfield, TX warehouse.

Shipping method

Smaller orders ship parcel (UPS/FedEx Ground). Heavy or bulk quantities consolidate to LTL freight. The method and final cost are shown before payment, so there are no post-checkout adjustments.

Payment & procurement terms

Purchase orders — accepted from approved accounts
Net 30 terms — available on approved credit
ACH & all major cards — Visa, MC, Amex, Discover
Tax-exempt — submit your resale/exemption certificate

New to CasterHQ? Open an account or request terms and send your resale or tax-exemption certificate before ordering so it is applied at checkout.

Volume pricing & quotes

Quantity discounts apply automatically — no codes needed. For large, recurring, or custom requirements, request a bulk quote and our team will confirm pricing, lead time, and total landed freight upfront.

Returns & warranty

Stock items carry a 30-day return policy in unused, resalable condition. Made-to-order and custom items are non-returnable once production starts. All products carry the manufacturer's warranty against defects.

Typical transit times after shipment

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

Need an exact freight quote or blanket PO?

For pallet freight, scheduled releases, or blanket purchase orders, contact our team and we'll confirm total landed cost before you commit. Direct line: 844-439-4335.

Additional Information

Durastar Medium Heavy Duty 34 Series - 4" x 2" Thermoplastic Rubber Rigid Caster - 300 lb Capacity, 4" x 4-1/2" Top Plate


Why Choose the Durastar 34 Series Rigid Caster?

The Durastar Medium Heavy Duty 34 Series caster is designed to offer unparalleled performance and reliability in demanding environments. Whether you're outfitting your hospital, warehouse, or factory with durable mobility solutions, this caster provides superior load handling, smooth operation, and long-lasting durability. It is engineered with high-quality materials, ensuring the best performance for all your medium to heavy-duty applications.

Perfect for a Range of Applications

The Durastar 34 Series caster is designed for use in diverse industries. Its exceptional durability and reliability make it suitable for a variety of demanding environments, such as:

  • Industrial Settings: Move heavy-duty machinery, equipment, and carts with ease in factories and warehouses.
  • Medical Environments: Ensure smooth movement of medical equipment, minimizing strain while offering floor protection in hospitals.
  • Commercial Use: Ideal for retail and commercial settings where mobility and quiet operation are essential.

High-Quality Construction for Durability

Durastar’s commitment to quality is reflected in every caster, manufactured with thermoplastic rubber wheels that provide a strong grip, reduce noise, and prevent damage to floors. The 4" x 4-1/2" top plate makes it compatible with a wide range of equipment, ensuring flexibility in your mobility solutions. Designed to last, this caster will perform reliably for years, even in the most demanding conditions.

Customer Satisfaction and Quality Assurance

At Durastar, we prioritize customer satisfaction and product excellence. Each caster is crafted to meet the highest industry standards, ensuring that you get the best value and performance from your investment. Backed by our quality assurance, you can trust that the Durastar 34 Series will meet your expectations for both reliability and durability.

Upgrade Your Mobility Solutions Today

Whether you’re looking to enhance the maneuverability of your heavy-duty equipment or protect your floors from damage, the Durastar 34 Series caster is the perfect solution. Upgrade your mobility solutions today and experience the difference in performance, reliability, and ease of use. Choose Durastar for all your industrial, medical, and commercial mobility needs.

Frequently Asked Questions

What is the load capacity of this caster?+

This 4" x 2" Thermoplastic Rubber Rigid Caster – 300 lb is rated to 300 lbs per caster. Size a set by dividing the total load by the number of casters, and for uneven floors assume 3 of 4 casters carry the load. Keep continuous-use loads within about 75-80% of the rating.

What wheel does this caster use?+

This caster runs a Gray Rubber wheel with a 2" tread width. Rubber absorbs shock and protects floors, and runs quietly, which suits noise-sensitive and light-to-medium duty use.

What plate size and bolt pattern does it use?+

This caster uses a top-plate mount with a 4" x 4-1/2" plate and a 2-5/8" x 3-3/8" slotted to 3" x 3" bolt pattern. Measure your existing mounting holes before ordering; if you are replacing casters, match the bolt pattern - most standard patterns interchange across brands.

Is this a swivel or rigid caster, and how does the brake work?+

This is a Rigid caster. Rigid casters track straight for directional stability. For most mobile equipment we recommend 2 swivel + 2 rigid, or 4 swivel with at least 2 brakes.

What temperature range can this caster handle?+

Rated for -20°F to 180°F. Operating outside the rated range can reduce wheel life and load capacity, so match it to your environment (wash-down, freezer, oven-adjacent, etc.).

What floors and applications is it best for?+

The Gray Rubber wheel performs best on rough, uneven, or outdoor surfaces such as asphalt, gravel, and cracked concrete. For non-marking or clean-environment needs, ask us about matching tread options.

What is the overall mounted height?+

The overall height (floor to top of plate or stem) is 5-5/8". Account for it when checking equipment clearance, dock height, and ergonomic working height.

How do I order, and what are the terms?+

We accept purchase orders and offer Net 30 on approved accounts, ACH, and all major cards, plus tax-exempt ordering with a resale or exemption certificate. Volume discounts apply automatically; request a bulk quote for large or recurring orders. Stock items carry a 30-day return policy in unused condition (made-to-order items are non-returnable once production starts).

4
4" x 2" Thermoplastic Rubber Rigid Caster – 300 lb | 4" x 4-1/2" Top Plate

$35.00

Technical Specifications

Identification
Brand Durastar
Dimensions & Mounting
Wheel Diameter 4"
Wheel Tread Width 2"
Overall Height 5-5/8"
Plate Size 4" x 4-1/2"
Bolt Hole Pattern 2-5/8" x 3-3/8" slotted to 3" x 3"
Mount Style Plate
Rig Type Rigid
Load & Performance
Wheel Capacity 300 lbs
Temp Range -20°F to 180°F
Brake Type No Brake
Materials & Finish
Wheel Material Gray Rubber
Wheel Core Material Polyolefin
Frame Material Zinc Plated Steel
Reference Dimensions
5-5/8" OVERALL HEIGHT 4" x 2" WHEEL DIA x W 4" x 4-1/2" PLATE
Overall Height5-5/8"
Wheel4" x 2"
Top Plate4" x 4-1/2"
Bolt Pattern2-5/8" x 3-3/8" slotted to 3" x 3"
Wheel MaterialGray Rubber
Illustrative caster profile drawn to this item's proportions — dimensions are manufacturer specification values. Confirm against the technical table before ordering.
Will This Caster Handle Your Load?
Enter your loaded weight — we derate to 3 effective casters on a 4-caster rig, per industry practice for uneven floors.
Rated capacity: 300 lbs per caster. For dynamic loads, towing, or debris-strewn floors, apply additional safety factor · full engineering tools →
Fitment & Interchange
MountPlate
Plate Size4" x 4-1/2"
Bolt Pattern2-5/8" x 3-3/8" slotted to 3" x 3"
Rig TypeRigid
BrakeNo Brake
Slotted holes — fits multiple bolt patterns, ideal for retrofits
Replacing an existing caster? Match the bolt pattern first, then wheel size · more 4" x 4-1/2" plate casters →

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