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98.7% On-Time Ship Rate Across All Orders
200,000+ Orders Fulfilled for OEM & MRO Teams Nationwide
100+ Years of Combined Caster Industry Experience
Automatic Bulk Pricing | OEM & MRO Volume Discounts Applied at Checkout
Up to 350 lbs · Light Duty Applications
Up to 7,200 lbs · Industrial Duty
Up to 17,500 lbs · Heavy Industrial
Up to 40,000 lbs · Extreme Load Applications
Up to 40,000 lbs · Increased Maneuverability
Up to 3,100 lbs · Industrial Shock Absorbing
Up to 3,200 lbs - Corrosion Resistant
Stainless Steel
Up to 8,400 lbs.
Explore All Specialty Caster Applications
From Everyday Use to Niche Solutions
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.
Most in-stock items ship same or next business day. Shipping rates shown at checkout.
PRODUCT CODE: S-EN-4SPB
Upgrade your industrial performance with the S-EN-4SPB Hamilton Endurance Swivel Caster. Boasting a 4"x2" Ergo-Glide Polyurethane (85A) wheel mounted on a durable cast iron core, this caster brings together robustness and smooth operation.
Designed with 1/2" sealed precision ball bearings, the caster ensures minimal rolling resistance and superb maneuverability, enhancing your equipment's efficiency in diverse operational conditions.
Whether it's heavy-duty machinery or demanding industrial applications, the S-EN-4SPB Hamilton Caster provides a reliable, cost-effective solution for your caster needs. Experience superior durability, reduced maintenance, and enhanced performance with our top-tier swivel caster.
| Swivel or Rigid Caster | Swivel |
| Load Capacity (lbs.) @ 3 mph | 600 |
| Wheel Diameter (in.) | 4 |
| Wheel Face (in.) | 2 |
| Overall Height (in.) | 5.125 |
| Swivel Offset (in.) | 1.25 |
| Mounting Plate (in.) | 2 1/2 x 3 5/8 |
| Bolt Hole 1 (in.) | 1-3/4 x 2-7/8 |
| Bolt Hole 2 (in.) | 1-3/4 x 3 |
| Mounting Bolt (in.) | .3125 |
| Caster Color/Finish | Platinum Powder |
| Wheel Type | Ergo-Glide |
| Wheel Color/Finish | Blue Poly on Gray Center |
| Bearing Type | Precision Sealed Ball |
| Replacement Wheel | W-420-SPB-1/2 |
| Wheel Material @ Tread | Polyurethane |
| Shipping Weight (lbs.) | 7 |
| Caster Rig Type | Kingpinless |
| Wheel Core Material | Cast Iron |
Transparent pricing
All pricing and quantity discounts are applied automatically. No promo codes required and no post-checkout price changes.
Upfront shipping costs
Shipping is calculated by order size and weight. Final shipping costs are shown before payment so there are no surprises.
Business-friendly ordering
We support bulk orders, repeat purchases, and fast quotes for larger or custom requirements.
Real support from product specialists
Need help confirming fit, compatibility, or application? Our team works directly with engineers, maintenance teams, and buyers every day.
Trusted by industrial and commercial customers
CasterHQ supplies casters and wheels for manufacturing, material handling, retail, and distribution environments nationwide.
When will my order ship?
In-stock items typically ship same or next business day. Weekend orders ship Monday or Tuesday unless stated otherwise.
Will shipping cost more at checkout?
Shipping is not free on most orders. Your final shipping cost is shown before payment.
Central & Southern U.S.: typically 1–2 business days
East & West Coasts: typically 2–3 business days
Remote areas may take longer.
Some custom products (select Made in USA casters, keyway wheels, drive wheels) are built after purchase and ship on a longer lead time. When applicable, the ship-time estimate is shown on the product page.
Contact us before ordering and we’ll confirm total landed cost upfront. Contact us.
The S-EN-4SPB Hamilton Endurance Swivel Caster is designed to provide you with a blend of durability and efficiency in demanding industrial environments. Its top-tier construction combines a robust 4" x 2" Ergo-Glide Polyurethane (85A) wheel with a sturdy cast iron core, delivering a high-performing caster capable of enduring heavy-duty applications.
Enhanced with 1/2" sealed precision ball bearings, the S-EN-4SPB Hamilton Caster guarantees minimal rolling resistance and excellent maneuverability. This feature translates into improved performance for your equipment and operations, ensuring smooth movement even under substantial loads.
The endurance swivel caster design of the S-EN-4SPB not only contributes to its superior durability, but it also necessitates reduced maintenance, giving you a reliable, cost-effective solution for your caster needs. Experience a significant improvement in performance, durability, and value with our S-EN-4SPB Hamilton Endurance Swivel Caster.
As a product of Hamilton, a trusted name in high-quality industrial caster solutions, the S-EN-4SPB Hamilton Endurance Swivel Caster stands as a testament to the brand's commitment to quality and customer satisfaction. Invest in the S-EN-4SPB Hamilton Caster today, and elevate your industrial performance.
$177.00
Designed for engineers, manufacturers, and material handling professionals