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.

This 8-inch diameter by 4-inch wide Hamilton forged steel caster wheel is designed for unparalleled durability and strength. With a 6,500 lb load capacity and 1 1/4-inch straight roller bearing, it's the perfect choice for heavy-duty applications. Its smooth, crowned tread enhances maneuverability under load, ensuring optimal performance. The caster's high tensile strength, achieved through forging technology, renders it virtually indestructible. A durable clearcoat enamel finish protects the wheel, extending its lifespan. Available in various sizes, it's engineered to meet your project's specific requirements.
Have questions? Our Caster Experts are here to help you weekdays from 8 am to 5 pm. Get expert advice tailored to your project needs and ensure you select the perfect caster solution.
Secure exceptional deals on top-quality casters and wheels. Experience unmatched value and durability today!
Have questions? Contact our Caster Experts available weekdays from 8 am to 5 pm for personalized advice on your project requirements.
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.
• Load Capacity: 6,500 lbs @ 3 mph
• Wheel Diameter: 8 inches
• Wheel Face: 4 inches
• Hub Length: 4.25 inches
• Bearing Type: Straight Roller
• Shipping Weight: 40 lbs
• Wheel Color/Finish: Clearcoat
• Wheel Type: Forged Steel
• Center Design: Solid
• Features: 2ER
This Hamilton W-840-FSH-1-1/4 8" x 4" Forged Steel Wheel – 6,500 lb is rated to 6500 lbs per wheel. Divide the total load across the number of wheels in your rig and keep working loads within about 75-80% of the rating for continuous use.
8" diameter x 4" tread width. Verify your axle diameter and hub/bore length against your existing wheel before ordering.
Yes. Most wheels can be paired with a swivel or rigid rig to build a complete caster. Tell us your mount and load and we will spec the rig - request it on our bulk pricing page.
Rated for -20°F to 180°F. Operating outside the rated range can shorten wheel life and reduce capacity.
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).
$491.00
| Identification | |
| Brand | Hamilton |
| Dimensions & Mounting | |
| Wheel Diameter | 8" |
| Wheel Tread Width | 4" |
| Load & Performance | |
| Wheel Capacity | 6500 lbs |
| Temp Range | -20°F to 180°F |
| Materials & Finish | |
| Frame Material | Zinc Plated Steel |
Hamilton W-840-FSH-1-1/2 8" x 4" Forged Steel Wheel – 6,500 lb | CasterHQ
8" x 4" · 6500 lbs
$491
8" x 4" Polyurethane Cast Iron Industrial Replacement Wheel – 6500 lb | CasterHQ
8" x 4" · 6500 lbs
$641
Hamilton W-840-HFSB-1-1/4 8" x 4" Forged Steel Wheel – 6000 lb | CasterHQ
8" x 4" · 6000 lbs
$664
View all 8′ x 4′ casters →
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 | |
|---|---|---|---|---|---|---|
| 5400 lbsLighter duty | 8" × 4"Polyurethane | Rigid | — | Request quote | View → | |
| 6000 lbsLighter duty | 8" × 4" | — | — | $664.00 | View → | |
| 6500 lbs | 8" × 4" | — | — | $491.00 | Viewing | |
| 6500 lbsSame capacity | 8" × 4" | — | — | $491.00 | View → | |
| 6500 lbsSame capacity | 8" × 4"Polyurethane | — | — | $641.00 | View → |





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