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Hamilton Spinfinity Maxi-Duty Swivel Caster with 12" x 5.5" Natural Polyurethane (93A Ester) Presson Wheel with 1 1/4" Sealed Precision Ball Bearings Hamilton

Hamilton Spinfinity Maxi-Duty Swivel Caster with 12" x 5.5" Natural Polyurethane (93A Ester) Presson Wheel with 1 1/4" Sealed Precision Ball Bearings

Volume discounts applied at checkout

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

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$3,415.00 USD - $3,454.06 USD

Status: In Stock

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

PRODUCT CODE: S-ZFMD-1255POYB-ULTRA

Product Overview

Hamilton Spinfinity Maxi-Duty Swivel Caster with 12" x 5.5" Natural Polyurethane (93A Ester) Presson Wheel with 1 1/4" Sealed Precision Ball Bearings

Introducing the Hamilton Caster Part#: S-ZFMD-1255POYB-ULTRA, the ultimate heavy-duty solution for your material handling needs. This high-performance caster combines robust construction, exceptional load capacity, and smooth maneuverability to optimize efficiency in any industrial setting.

Designed to handle the toughest loads, the Hamilton Caster Part#: S-ZFMD-1255POYB-ULTRA boasts an impressive weight capacity of 6000 lbs. This means you can confidently transport heavy machinery, large equipment, and bulky materials without compromising on stability or safety.

Crafted with durability in mind, this caster is built to withstand the rigors of demanding environments. Its rugged construction features high-quality materials that can endure frequent use and resist wear and tear over time. Count on the Hamilton Caster Part#: S-ZFMD-1255POYB-ULTRA to deliver reliable performance, ensuring long-lasting value for your investment.

One of the standout features of this caster is its exceptional maneuverability. The smooth and precise swivel motion allows you to navigate tight spaces and corners effortlessly, improving overall productivity and reducing the risk of accidents. Move heavy loads with ease, thanks to the smooth-rolling wheels that provide excellent traction and stability.

The Hamilton Caster Part#: S-ZFMD-1255POYB-ULTRA is designed to integrate seamlessly into your existing equipment. Its universal mounting plate ensures easy installation, allowing you to quickly incorporate it into your material handling systems. Save valuable time and effort with this user-friendly caster that simplifies your workflow.

Technical Specs

Swivel or Rigid caster Swivel
Load Capacity (lbs.) @ 3 mph 6000 lbs
Wheel Diameter (in.) 12
Wheel Face (in.) 5.5
Overall Height (in.) 15.625
Swivel Offset (in.) 3.25
Mounting Plate (in.) 8 1/2 x 8 1/2
Mounting Bolt (in.) 0.625
Caster Color/Finish Crimson Powder
Wheel Type TerraTech Ultra
Wheel Color/Finish Natural Poly on CNC-Machined 1045 Blank
Bearing Type Precision Sealed Ball
Replacement Wheel W-1255-POYB-ULTRA-1-1/4
Wheel Material @ Tread Polyurethane
Shipping Weight (lbs.) 146
Bolt Holes (in.) 7 x 7
Load Capacity (lbs.) @ 10 mph 4300 lbs
Load Capacity (lbs.) @ 6 mph 4900 lbs
Caster Rig Type Kingpinless

Key Features

Impressive weight capacity of 6000 lbs for heavy-duty applications
Rugged construction for durability and longevity
Smooth and precise swivel motion for easy maneuverability
Smooth-rolling wheels for excellent traction and stability
Universal mounting plate for easy installation and integration

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?