ISO 9001:2015 Quality Manufacturing · ANSI ICWM Performance Tested

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

4.8/5 Star Rating | Thousands of Verified Industrial Reviews

Automatic Bulk Pricing | OEM & MRO Volume Discounts Applied at Checkout

Hamilton Spinfinity Maintenance-Free Kingpinless ZFWH Series Swivel Caster with 6" x 2" UltraGlide (85A) Twin Wheel BlueTread on Aluminum Core with 3/4" Sealed Precision Ball Bearings Hamilton

Hamilton Spinfinity Maintenance-Free Kingpinless ZFWH Series Swivel Caster with 6" x 2" UltraGlide (85A) Twin Wheel BlueTread on Aluminum Core with 3/4" Sealed Precision Ball Bearings

Volume discounts applied at checkout

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

.price-ui--loading { display: block !important; opacity: 1 !important; }

$361.00 USD - $474.68 USD

Status: In Stock

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

PRODUCT CODE: S-ZFWH-6SWC85

Product Overview

Hamilton Spinfinity Maintenance-Free Kingpinless ZFWH Series Swivel Caster with 6" x 2" UltraGlide (85A) Twin Wheel BlueTread on Aluminum Core with 3/4" Sealed Precision Ball Bearings

When it comes to moving heavy loads with ease and precision, look no further than the Hamilton Caster Part#: S-ZFWH-6SWC85. This rugged and reliable caster is engineered to tackle the toughest industrial and commercial applications, providing you with unmatched performance and durability.

Designed to effortlessly handle up to an impressive 1200 lbs load capacity, this caster is built to carry the weight, ensuring smooth and steady movement across various terrains. Whether you're transporting heavy machinery, industrial equipment, or commercial goods, this caster delivers unwavering stability and support, making material handling a breeze.

Crafted with top-quality materials and expert craftsmanship, the Hamilton Caster Part#: S-ZFWH-6SWC85 guarantees exceptional longevity, reducing the need for frequent replacements and maintenance costs. Its robust construction ensures that it can withstand the harshest environments and demanding work conditions, making it the ideal choice for both indoor and outdoor applications.

Installation is a breeze, thanks to its easy-to-mount design, and it fits seamlessly into various types of equipment and carts. This caster boasts a smooth swiveling action, allowing for effortless maneuverability and precise positioning, improving overall productivity and efficiency in your operations.

Technical Specs

Swivel or Rigid caster Swivel
Load Capacity (lbs.) @ 3 mph 1200
Wheel Diameter (in.) 6
Overall Height (in.) 7.5
Swivel Offset (in.) 2
Mounting Plate (in.) 4 x 5
Mounting Bolt (in.) 0.375
Caster Color/Finish Crimson Powder
Wheel Type UltraGlide Ergo

Wheel Color/Finish Blue Tread on Alum Center
Bearing Type Precision Sealed Ball
Replacement Wheel W-620-SWC85-1/2 F95-1/2
Wheel Material @ Tread Polyurethane
Shipping Weight (lbs.) 14
Caster Rig Type Kingpinless

Key Features

Heavy-duty construction for a reliable and long-lasting performance
Impressive 1200 lbs load capacity for handling substantial weights
Smooth swiveling action for easy maneuverability
Easy installation, fitting seamlessly into various equipment
Versatility for indoor and outdoor applications
Exceptional durability to withstand harsh conditions

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?