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Hamilton Ultra Maxi-Duty Dual-Wheel Swivel Caster with 18" x 9" Polyurethane Wheel with 2" Precision Tapered Roller Bearing Hamilton

Hamilton Ultra Maxi-Duty Dual-Wheel Swivel Caster with 18" x 9" Polyurethane Wheel with 2" Precision Tapered Roller Bearing

Volume discounts applied at checkout

50-99 units: 5% Off
100-199 units: 10% Off
200+ units: 15% Off

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$15,211.00 USD

Status: In Stock

Most in-stock items ship same or next business day. Shipping rates shown at checkout.

PRODUCT CODE: S-UMD2-1890POY

Product Overview

Hamilton Ultra Maxi-Duty Dual-Wheel Swivel Caster with 18" x 9" Polyurethane Wheel with 2" Precision Tapered Roller Bearing

Introducing the Hamilton Caster Part#: S-UMD2-1890POY, the ultimate heavy-duty caster designed to effortlessly transport your heaviest loads. With an impressive weight capacity of 21,800 lbs, this caster is built to handle the toughest industrial environments with ease.

Crafted with exceptional quality and engineering precision, the Hamilton Caster Part#: S-UMD2-1890POY ensures smooth and reliable movement across various surfaces. Whether you need to transport large machinery, equipment, or heavy materials, this caster will provide unparalleled performance and durability.

Featuring a sturdy construction, this caster is built to withstand heavy loads and prolonged use. The precision-machined swivel section and raceway provide optimal maneuverability, allowing you to navigate tight spaces with confidence. The solid steel mounting plate securely attaches the caster to your equipment, ensuring stability and minimizing vibrations.

The Hamilton Caster Part#: S-UMD2-1890POY offers superior rollability, thanks to its premium polyurethane wheel. The wheel is engineered to reduce noise and provide excellent traction on various surfaces, making it ideal for both indoor and outdoor applications. It glides smoothly and quietly, allowing you to transport your loads effortlessly and efficiently.

With a focus on safety and reliability, this caster is designed to prevent unexpected movement and ensure your valuable cargo remains secure during transport. Its robust construction and high load capacity provide the peace of mind you need for handling heavy-duty tasks.

Technical Specs

Swivel or Rigid caster Swivel
Load Capacity (lbs.) @ 3 mph 21800
Wheel Diameter (in.) 18
Overall Height (in.) 23.625
Swivel Offset (in.) 4
Mounting Plate (in.) 14 x 14
Bolt Hole 1 (in.) 12 x 12
Mounting Bolt (in.) .75
Caster Color/Finish Platinum Enamel
Wheel Type TerraTech Standard
Wheel Color/Finish Thick Red Tread on Unpainted Cast Iron Center
Bearing Type Tapered Roller
Wheel Material @ Tread Polyurethane
Shipping Weight (lbs.) 785
Caster Rig Type Integral Forged Kingpin
Number of Wheels in Caster 2
Mounting Plate Length (in.) 14
Mounting Plate Width (in.) 14
Wheel Core Material Steel

Key Features

Impressive weight capacity of 21,800 lbs
Sturdy construction for durability and long-lasting performance
Precision-machined swivel section and raceway for optimal maneuverability
Solid steel mounting plate for secure attachment
Premium polyurethane wheel for superior rollability and traction
Suitable for indoor and outdoor use
Designed to prevent unexpected movement for enhanced safety

Ordering & Shipping Information

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.

Flat-rate shipping by order size. Final shipping cost shown before payment.
No post-checkout shipping adjustments or re-billing.
Most orders ship from our Texas headquarters near Dallas.

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.

Typical transit times after shipment

Central & Southern U.S.: typically 1–2 business days
East & West Coasts: typically 2–3 business days
Remote areas may take longer.

Made-to-order items (lead times)

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.

Need an exact freight quote for a large order?