Up to 350 lbs
Up to 7,000 lbs
Up to 16,000 lbs
Up to 40,000 lbs
Shock absorbing
Outdoor / rough terrain
View All Specialty Casters
Browse all specialty caster types
All measurements indicate the wheel diameter by the tread width.
The below capacity ranges indicate the working (dynamic) load that each caster will support. A safety factor should be included in your formula to determine your required load rating per caster.
W/(C-1)=R W is total weight needed to move. C is total number of casters required. R is ideal load rating, with safety factor built in. Divide the total load weight by one less caster than you will use to safely determine load rating.
Plate dimensions shown are overall mounting plate size.
When replacing existing casters, select the closest plate size and verify bolt-hole compatibility.
BHP = Bolt Hole Pattern, shown under each plate.
Introducing the Durastar Xtreme Heavy Duty 90 Series 12" x 3" Ductile Steel Swivel Caster, designed to deliver maximum performance and reliability for heavy-duty environments. Engineered with a robust ductile steel construction, this caster ensures exceptional strength, durability, and long-lasting performance in demanding applications.
With a generous 3500 lb capacity and a 5-1/4" x 7-1/4" top plate, this caster provides a secure mounting platform for safe operation in industrial, warehouse, and factory settings. The 12" x 3" wheel size enhances its load-bearing capacity while offering smooth, easy maneuverability even in the most challenging environments.
Designed for both strength and practicality, this swivel caster allows for easy movement and positioning, making it ideal for equipment, carts, and machinery that require consistent, reliable mobility. Whether you're moving heavy loads across the shop floor or handling large equipment in a warehouse, the Durastar Xtreme Heavy Duty 90 Series Caster is built to perform under the toughest conditions.
Upgrade your operations with the Durastar Xtreme Heavy Duty 90 Series caster. Trust in its quality, durability, and heavy-duty capabilities to keep your operations moving smoothly and efficiently.
Enhance the mobility of your equipment and improve the efficiency of your operations with the Durastar Xtreme Heavy Duty 90 Series caster. Engineered for durability and ease of use, this caster is the perfect solution for industries requiring dependable performance.
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
Because of its size and weight, this item typically ships LTL freight on a pallet. Smaller add-on items may ship parcel. Freight cost is calculated by destination and shown before payment, or quoted for large orders.
Payment & procurement terms
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.
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.
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.
The Durastar Xtreme Heavy Duty 90 Series 12" x 3" Ductile Steel Swivel Caster is engineered to provide exceptional strength and maneuverability, making it the ideal choice for industrial, warehouse, and factory applications where reliability and heavy load capacity are essential. With a robust 3500 lb load capacity, this caster is built to handle the toughest challenges and provide smooth, dependable performance across a range of heavy-duty equipment.
Constructed from high-quality ductile steel, the Durastar Xtreme Swivel Caster offers superior durability and long-lasting service life, ensuring that your equipment maintains mobility for years to come. The caster’s 12" x 3" wheel size is specifically designed to provide a higher load-bearing capacity, making it capable of supporting larger and heavier loads than standard casters. Whether you're moving industrial machinery or large carts, this caster can handle it all.
The 5-1/4" x 7-1/4" top plate design provides a stable and secure mounting point, ensuring that the caster stays in place even under high-pressure environments. This is especially important for applications where constant movement or frequent repositioning of equipment is required. With its precision swivel design, the caster allows for smooth, effortless maneuvering, even when navigating tight spaces or turning heavy loads.
Engineered to perform in demanding conditions, this caster is ideal for use in warehouses, factories, assembly lines, and other industrial settings where heavy machinery needs to be moved with ease and safety. Its shock-mitigating design helps to reduce wear on both the caster and the surfaces it travels over, providing smoother operation and extending the overall lifespan of your equipment.
One of the key benefits of the Durastar Xtreme Heavy Duty 90 Series caster is its versatility. This caster can be used with a wide range of equipment, including carts, trolleys, racks, and more. Its durable construction ensures that it can withstand the daily rigors of industrial work, while its swivel mechanism offers superior maneuverability, making it easy to move heavy loads even in confined spaces.
For businesses looking for high-performance, USA-made casters that deliver reliability, durability, and ease of use, the Durastar Xtreme Heavy Duty 90 Series is an excellent choice. Built to meet the rigorous demands of industrial environments, this caster will help optimize your operations, ensuring that your equipment can be moved safely and efficiently without compromising on performance.
This 12" x 3" Ductile Steel Swivel Caster – 3500 lb is rated to 3500 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.
This caster runs a Ductile Iron wheel with a 3" tread width. Steel / iron wheels give maximum capacity and durability on smooth, hard industrial floors and tolerate heat.
This caster uses a top-plate mount with a 5-1/4" x 7-1/4" plate and a 3-3/8" x 5-1/4" slotted to 4-1/8" x 6-1/8" bolt pattern. Measure your existing mounting holes before ordering; if you are replacing casters, match the bolt pattern - most standard patterns interchange across brands.
This is a Swivel caster. Swivel casters rotate 360 degrees for full maneuverability. For most mobile equipment we recommend 2 swivel + 2 rigid, or 4 swivel with at least 2 brakes.
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.).
The Ductile Iron wheel performs best on smooth, hard industrial floors. For non-marking or clean-environment needs, ask us about matching tread options.
The overall height (floor to top of plate or stem) is 15-1/2". Account for it when checking equipment clearance, dock height, and ergonomic working height.
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).
$624.00
| Identification | |
| Brand | Durastar |
| Dimensions & Mounting | |
| Wheel Diameter | 12" |
| Wheel Tread Width | 3" |
| Overall Height | 15-1/2" |
| Plate Size | 5-1/4" x 7-1/4" |
| Bolt Hole Pattern | 3-3/8" x 5-1/4" slotted to 4-1/8" x 6-1/8" |
| Mount Style | Plate |
| Rig Type | Swivel |
| Load & Performance | |
| Wheel Capacity | 3500 lbs |
| Temp Range | -20°F to 180°F |
| Brake Type | No Brake |
| Materials & Finish | |
| Wheel Material | Ductile Iron |
| Wheel Core Material | Steel |
| Frame Material | Zinc Plated Steel |
12" x 3" Phenolic Rigid Kingpinless Caster – 3,500 lb | CasterHQ
12" x 3" · 3500 lbs
$158
12" x 3" Green Polyurethane Rigid Caster – 2,500 lb | CasterHQ
12" x 3" · 2500 lbs
$196
12" x 3" Red Ductile Steel Rigid Caster – 2,500 lb | CasterHQ
12" x 3" · 2500 lbs
$297
View all 12" x 3" casters & wheels · mold-on rubber, polyurethane, pneumatic →
Your selection is highlighted. Every option shares its wheel size and mount; a Direct fit tag means the same mounting plate — a drop-in replacement. Step up or down in load rating, all in-stock.
| Casters (in stock) | Load capacity | Wheel | Type | Overall height | Price | |
|---|---|---|---|---|---|---|
| 2500 lbsLighter duty | 12" × 3"Polyurethane | Swivel | 13-1/2" | $111.00 | View → | |
| 2500 lbsLighter duty | 12" × 3"Polyurethane | Swivel | 13-1/2" | $180.00 | View → | |
| 3500 lbs | 12" × 3"Ductile Iron | Swivel | 15-1/2" | $624.00 | Viewing | |
| 3500 lbsSame capacity | 12" × 3"Phenolic | Rigid | 13-1/2" | $158.00 | View → | |
| 6000 lbsHeavier duty | 12" × 3"Polyurethane | Rigid | 15-1/2" | $599.00 | View → |





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