Up to 350 lbs
Up to 7,000 lbs
Up to 16,000 lbs
Up to 40,000 lbs
Shock absorbing
Outdoor / rough terrain
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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.
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Silent Glide Casters

Introducing the S-ERGO-8SPB Hamilton Ergo-X2 Swivel Caster, the gold standard for ergonomic and heavy-duty applications. Crafted with an industry-leading 8" x 2" Ergo-Glide Polyurethane (85A) on Cast Iron Wheel, this swivel caster offers optimal durability and performance. Combined with 1/2" sealed precision ball bearings, it guarantees smooth mobility for a wide range of industrial uses, making it a top pick for professionals seeking reliability.
Opt for the S-ERGO series from Hamilton to enjoy the pinnacle of ergonomic design and unmatched strength. Ideal for diverse heavy-duty applications, our Ergo-X2 swivel caster reduces strain, wear and tear, and maintenance costs. Trust in Hamilton - the industry frontrunner in high-performance casters.
Contemplating the S-ERGO-8SPB for your industry setup? Hamilton's seasoned team of Caster Specialists is ready to assist. Get in touch weekdays from 8 am - 5 pm for unparalleled caster advice personalized to your specific 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.
Hamilton's Dedication to Excellence: With the Ergo-X2 Swivel Caster, Hamilton has redefined mobility standards for industrial applications. As a leading name in the industry, we understand the intricate needs of heavy-duty operations.
Ergo-Glide Polyurethane Wheel: This unique 8"x2" wheel design ensures reduced floor wear and eliminates the risks of marking, making it ideal for a range of surfaces.
Sealed Precision Ball Bearings: Our precision bearings are sealed to protect against dirt, debris, and other potential damages, ensuring a longer product lifespan and smoother operations.
Industrial-Grade Construction: The Ergo-X2 is built to withstand the toughest conditions, from factory floors to warehouse loading bays.
Economic and Efficient: With minimal maintenance requirements and the promise of long-lasting performance, the Ergo-X2 promises reduced operational costs in the long run.
Versatile Application: Whether you're in manufacturing, aerospace, or warehousing, this caster is designed to cater to a wide array of heavy-duty requirements.
Unwavering Quality: At Hamilton, we ensure every product passes rigorous quality checks, guaranteeing our customers only the best.
Experience the future of mobility with Hamilton's Ergo-X2 Swivel Caster S-ERGO-8SPB. Engineered for excellence and built to last, this product epitomizes Hamilton's commitment to quality and innovation. For further inquiries, our expert team is always at your service. Choose Hamilton, choose unparalleled quality.
This caster runs a Cast Iron wheel with a 2" 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. 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 Cast Iron wheel performs best on smooth, hard industrial floors. For non-marking or clean-environment needs, ask us about matching tread options.
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).
$779.00
| Dimensions & Mounting | |
| Wheel Diameter | 8" |
| Wheel Tread Width | 2" |
| Mount Style | Plate |
| Rig Type | Swivel |
| Load & Performance | |
| Temp Range | -20°F to 180°F |
| Brake Type | No Brake |
| Materials & Finish | |
| Wheel Material | Cast Iron |
| Frame Material | Zinc Plated Steel |
8" Solid Thermo Rubber Swivel Flat Free Caster – 275 lb | CasterHQ
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8" Solid Thermo Rubber Rigid Off Road Caster – CasterHQ
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8" x 2" Thermo Rubber Polyolefin Industrial Wheel – 600 lb | CasterHQ
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View all 8′ x 2′ casters & wheels →
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 | |
|---|---|---|---|---|---|---|
| — | 8" × 2"Cast Iron | Swivel | — | $779.00 | Viewing | |
| 275 lbsHeavier duty | 8" × 2"Gray Rubber | Swivel | 9-1/2" | $61.00 | View → | |
| 400 lbsHeavier duty | 8" × 2"Gray Rubber | Rigid | 9-1/2" | $62.00 | View → | |
| 600 lbsHeavier duty | 8" × 2"Gray Rubber | — | — | $31.00 | View → | |
| 600 lbsHeavier duty | 8" × 2"Gray Rubber | Rigid | 9-1/2" | $36.00 | View → |





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