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
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-STL-4EMB
Experience superior movement with the 4" x 1 1/4" Ergo-Tech Donut Tread Polyurethane (87A) crafted on a robust aluminum wheel. Its design promises efficiency and longevity.
Fitted with a 3/8" Sealed Precision Ball Bearing, this Hamilton caster ensures smooth operations and is perfect for a variety of applications.
Made from corrosion-resistant stainless steel, this swivel caster offers a blend of strength and elegance, ensuring it not only performs but also looks the part.
Note: For further inquiries or bulk purchases, please contact our sales team.
Swivel or Rigid caster:
Swivel
Load Capacity (lbs.) @ 3 mph:
325
Wheel Diameter (in.):
4
Wheel Face (in.):
1.25
Overall Height (in.):
5.125
Swivel Offset (in.):
1.5625
Mounting Plate (in.):
2 3/8 x 3 5/8
Bolt Hole 1 (in.):
1 3/4 x 2 7/8
Bolt Hole 2 (in.):
1 3/4 x 3
Mounting Bolt (in.):
0.3125
Caster Color/Finish:
Stainless
Wheel Type:
Ergo-Tech
Wheel Color/Finish:
Orange Tread on Alum
Bearing Type:
Precision Sealed Ball
Replacement Wheel:
W-412-EMB-3/8
Shipping Weight (lbs.):
2.5000
Caster Rig Type:
Cold Forged/Stamped
Mounting Plate Length (in.):
3.625
Mounting Plate Width (in.):
2.375
Wheel Core Material:
Aluminum
Wheel Material @ Tread:
Polyurethane
Durable and resistant to corrosion, ensuring long-lasting use.
Provides smoother rolling and superior floor protection.
Offers optimal elasticity and mechanical resistance.
Ensures smooth and hassle-free operations.
Perfectly sized for a balance of maneuverability and stability.
Lightweight yet robust, reducing the overall weight.
Allows for flexible movement in multiple directions.
Effortless setup with compatible equipment or machinery.
Manufactured with environmental considerations in mind.
Backed by Hamilton's guarantee of quality and durability.
Note: Ensure you check compatibility before purchase. Reach out to our team for further assistance.
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.
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.
Hamilton's dedication to quality is evident in the S-STL-4EMB model. Experience unmatched durability and maneuverability in one superior caster.
Diving deep into what makes this caster an industry leader:
This caster is ideal for environments that demand hygiene and cleanliness, such as medical facilities, food production areas, and laboratories. Its rust-resistant build also makes it perfect for humid or wet settings.
Rest easy knowing that the S-STL-4EMB comes with Hamilton's industry-leading warranty. We believe in our product's quality and stand by it. If you face any issues or have questions, our team is ready to assist.
Note: Always ensure compatibility with your specific requirements. For expert guidance, don't hesitate to contact our Caster Gurus.
$150.00
Designed for engineers, manufacturers, and material handling professionals