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.
Custom made to order. All sales final.
Each Hamilton product is custom manufactured for your order and ships in about 4-6 weeks. Please confirm all specs before checkout, since made-to-order items aren't eligible for returns, exchanges or refunds. Need help? Call 844-439-4335 or email info@casterhq.com and we'll verify fit for you.
Experience the pinnacle of ergonomic design with the S-ERGO-6SPB Hamilton Ergo-X2 Swivel Caster. Optimized for both functionality and durability, this caster boasts a 6" x 2" Ergo-Glide Polyurethane (85A) on Cast Iron Wheel, ideal for diverse applications. Coupled with its 1/2" sealed precision ball bearings, expect superior performance, reduced maintenance, and long-lasting quality. Perfect for businesses aiming for efficiency and durability.
Engineered for excellence, the Hamilton Ergo-X2 series enhances workplace mobility like never before. With a design that emphasizes ergonomic advantages, the S-ERGO-6SPB caster stands out as a top choice for those prioritizing operational efficiency. Trust Hamilton, a renowned leader in high-quality casters.
Contemplating the S-ERGO-6SPB Ergo-X2 for your operational needs? Our seasoned team of Caster Specialists is at your beck and call. Connect with us weekdays from 8 am - 5 pm for expert insights and tailored solutions.
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
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.
Recognized as one of the industry's most reliable and durable mobility solutions, the S-ERGO-6SPB Hamilton Ergo-X2 Swivel Caster stands out due to its specialized design and engineering. With its advanced Ergo-Glide Polyurethane technology (85A), users benefit from a wheel that is both durable and resistant to wear and tear. This is expertly paired with a robust cast iron wheel base, ensuring resilience in even the toughest conditions.
The inclusion of 1/2" sealed precision ball bearings not only ensures smooth operations but significantly reduces maintenance requirements, making it a cost-effective option for industries. Being part of the renowned Hamilton brand, users can expect a commitment to quality and a product that aligns with international standards.
Designed for high-demand scenarios, the Hamilton Ergo-X2 Swivel Caster is ideal for aerospace applications, heavy machinery movement, and other industrial setups where durability and performance are non-negotiable. Its engineering facilitates optimal load distribution, ensuring stability regardless of the weight or type of equipment it supports.
Hamilton's longstanding reputation in the caster industry guarantees that every Ergo-X2 Swivel Caster is crafted with utmost precision, ensuring both longevity and unparalleled performance. Rely on Hamilton for solutions that make a difference.
This Hamilton S-ERGO-6SPB 6" x 2" Ergo-Glide Swivel Caster – 960 lb is rated to 960 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 Polyurethane wheel with a 2" tread width. Polyurethane protects finished floors, rolls quietly, and resists most chemicals while carrying heavy loads.
This caster uses a top-plate mount with a 4-1/2" x 6-1/2" plate and a 2-7/16" x 4-15/16" 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 -5°F to 160°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 Polyurethane wheel performs best on smooth to semi-smooth floors including sealed concrete, tile, and epoxy. For non-marking or clean-environment needs, ask us about matching tread options.
The overall height (floor to top of plate or stem) is 7-3/4". 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).
$727.00
| Identification | |
|---|---|
| Part Number / SKU | S-ERGO-6SPB |
| Replacement Wheel Part No | W-620-SPB-1/2 |
| Core | |
| Load Capacity | 960 lbs |
| Wheel Diameter | 6" |
| Wheel Width | 2" |
| Floor to top of mounting plate (or stem shoulder).Overall Height (OAH)?Floor to top of mounting plate (or stem shoulder). | 7-3/4" |
| Rig Type | Swivel |
| Brake | No Brake |
| Horizontal distance from the swivel centerline (kingpin) to the wheel axle.Swivel Lead (Offset)?Horizontal distance from the swivel centerline (kingpin) to the wheel axle. | 3" |
| Mounting | |
| Mount Style | Plate |
| Plate Size | 4-1/2" x 6-1/2" |
| Center-to-center spacing of the top-plate mounting holes.Bolt Hole Pattern (BHP)?Center-to-center spacing of the top-plate mounting holes. | 2-7/16" x 4-15/16" |
| Recommended Mounting Bolt | 1/2" |
| Wheel | |
| Wheel Material | Polyurethane |
| Wheel Core Material | Cast Iron |
| Wheel Color | Blue Poly on Gray Center |
| Bearing Type | Precision Sealed Ball Bearing |
| Construction | |
| Frame / Finish | Crimson Powder |
| Temperature Range | -5°F to 160°F |
| Unit Weight | 14 lbs |
| Compliance | |
| Buy American | Yes |
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 within the same duty class, all in stock.
| Casters (in stock) | Load capacity | Wheel | Type | Overall height | Price | |
|---|---|---|---|---|---|---|
| 900 lbsLighter duty | 6" × 2"Polyurethane | Rigid | 7-1/2" | $23.00 | View → | |
| 900 lbsLighter duty | 6" × 2"Polyurethane | Swivel | 7-1/2" | $70.00 | View → | |
| 960 lbs | 6" × 2"Polyurethane | Swivel | 7-3/4" | $727.00 | Viewing | |
| 1000 lbsHeavier duty | 6" × 2"Blue Solid Polyurethane | — | 7-1/2" | $182.00 | View → | |
| 1200 lbsHeavier duty | 6" × 2"Semi-Steel | Rigid | 7-1/2" | $40.00 | View → |





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