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 ZFWH Series Rigid Caster with 4" x 2" UltraGlide (85A) Twin Wheel Blue Tread on Aluminum Core with 3/4" Sealed Precision Ball Bearings Hamilton

Hamilton ZFWH Series Rigid Caster with 4" x 2" UltraGlide (85A) Twin Wheel Blue Tread 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; }

$214.00 USD

Status: In Stock

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

PRODUCT CODE: R-ZFWH-4SWC85

Product Overview

Hamilton ZFWH Series Rigid Caster with 4" x 2" UltraGlide (85A) Twin Wheel Blue Tread on Aluminum Core with 3/4" Sealed Precision Ball Bearings

The Hamilton Caster Part#: R-ZFWH-4SWC85 is a top-of-the-line heavy-duty caster engineered to deliver exceptional performance and durability. If you need to move heavy loads with ease and precision, this caster is your ideal choice. Designed with precision and built to last, it is perfect for various industrial applications, providing reliable mobility in demanding environments.

The Hamilton Caster Part#: R-ZFWH-4SWC85 is the ultimate choice when it comes to reliable mobility for your industrial and commercial needs. Its outstanding load capacity, smooth movement, and durable construction make it a valuable addition to your equipment.

Technical Specs

Swivel or Rigid caster Rigid

Load Capacity (lbs.) @ 3 mph 720 lbs
Wheel Diameter (in.) 4
Overall Height (in.) 5.625
Swivel Offset (in.) 1.75
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
Replacement Wheel W-420-SWC85-1/2
Wheel Material @ Tread Polyurethane
Shipping Weight (lbs.) 7
Caster Rig Type Weldment

Key Features

Impressive Load Capacity: With a substantial load capacity of 720 lbs, this caster is capable of effortlessly handling heavy loads, making it suitable for a wide range of industrial and commercial uses.

Smooth and Precise Mobility: The R-ZFWH-4SWC85 is crafted for smooth and precise movement. Its advanced design allows for easy maneuverability and navigation around obstacles, ensuring optimal control during operation.

High-Quality Wheel Material: Equipped with a high-quality wheel made of durable materials, this caster guarantees excellent load-bearing capacity and wear resistance, ensuring long-lasting performance even under rigorous conditions.

Wheel Diameter: The 4-inch wheel diameter provides stability and improves performance on various surfaces, making it suitable for both indoor and outdoor applications.

Steel Construction: The R-ZFWH-4SWC85 is constructed with heavy-duty steel, ensuring exceptional strength and stability. This robust construction enables the caster to withstand heavy loads and challenging working environments.

Easy Installation: The caster features a mounting plate with pre-drilled holes, facilitating quick and easy installation. It is compatible with a wide range of mounting configurations, making it versatile for different equipment and platforms.

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?