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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-ZFHS-4MB
Unleash superior mobility with the S-ZFHS-4MB Hamilton Spinfinity Maintenance-Free Kingpinless ZFHS Series Swivel Caster. This robust and durable caster is expertly engineered to deliver top-notch performance in even the most demanding of industrial environments. Its kingpinless design ensures an exceptional, maintenance-free lifespan.
The S-ZFHS-4MB features a robust 4" x 2" Cast Iron Metal Wheel, designed to withstand heavy loads and rugged use. The metal wheel provides a sturdy foundation, ensuring long-lasting durability and dependability. It's an ideal choice for heavy-duty industrial and commercial applications where reliability is key.
Equipped with 3/4" Sealed Precision Ball Bearings, this Hamilton Spinfinity Swivel Caster guarantees smooth, effortless movement. The sealed bearing design safeguards against dust and debris, promising a long-lasting and maintenance-free operation.
Experience top performance and an extended lifespan with our maintenance-free S-ZFHS-4MB Hamilton Spinfinity Swivel Caster. Upgrade your equipment's mobility and enhance your overall productivity today!
| Feature | Specification |
|---|---|
| Swivel or Rigid caster | Swivel |
| Load Capacity (lbs.) @ 3 mph | 1000 |
| Wheel Diameter (in.) | 4 |
| Overall Height (in.) | 5.625 |
| Swivel Offset (in.) | 1.75 |
| Mounting Plate (in.) | 4 1/2 x 6 1/2 |
| Bolt Hole 1 (in.) | 2 7/16 x 4 15/16 |
| Bolt Hole 2 (in.) | 3 3/8 x 5 1/4 |
| Mounting Bolt (in.) | 0.5 |
| Caster Color/Finish | Crimson Powder |
| Wheel Type | Metal |
| Wheel Color/Finish | Crimson Red |
| Bearing Type | Precision Sealed Ball |
| Replacement Wheel | W-420-MB-1/2 |
| Wheel Material @ Tread | Metal |
| Shipping Weight (lbs.) | 14 |
| Caster Rig Type | Kingpinless |
| Mounting Plate Length (in.) | 6.5 |
| Mounting Plate Width (in.) | 4.5 |
| Wheel Core Material | Aluminum |
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Shipping is calculated by order size and weight. Final shipping costs are shown before payment so there are no surprises.
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We support bulk orders, repeat purchases, and fast quotes for larger or custom requirements.
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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.
When it comes to heavy-duty applications, the S-ZFHS-4MB Hamilton Spinfinity Maintenance-Free Kingpinless ZFHS Series Swivel Caster stands out for its unparalleled performance and durability.
This caster is expertly engineered to cater to demanding industrial and commercial environments. Its kingpinless design ensures optimal service life with minimal maintenance, making it a cost-effective solution for enhancing mobility in a variety of settings.
Featuring a robust 4" x 2" cast iron metal wheel, the S-ZFHS-4MB is capable of withstanding substantial loads while ensuring smooth operation. This wheel material is highly resistant to wear and tear, promising long-term reliability even under the toughest of conditions.
At the heart of this caster lies the 3/4" Sealed Precision Ball Bearings that enable effortless movement and superior load handling. The bearings are sealed to protect against dust and debris, offering you a maintenance-free operation.
With the S-ZFHS-4MB Hamilton Spinfinity Maintenance-Free Kingpinless ZFHS Series Swivel Caster, you don't just get a product - you get a promise of performance, durability, and enhanced productivity. Don't let outdated or subpar casters hold you back. Upgrade your equipment's mobility and enjoy improved operational efficiency today!
$250.00
Designed for engineers, manufacturers, and material handling professionals