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: 30-S-420-RS-03
The Durastar Medium Heavy Duty 30 Series 4" x 2" Rubber | Steel Swivel Caster is a robust and versatile mobility solution designed for demanding industrial and commercial applications. With a substantial 400 lb load capacity and a 4" x 4-1/2" top plate, this caster offers exceptional performance and durability for your material handling needs.
The versatility of the Durastar 30 Series caster makes it ideal for various industries:
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.
The Durastar Medium Heavy Duty 30 Series 4" x 2" Rubber on Steel Swivel Caster is a versatile and robust mobility solution designed for demanding industrial and commercial applications. With a substantial 400 lb load capacity and a 4" x 4-1/2" top plate, this caster offers exceptional performance and durability for your material handling needs in 2025 and beyond.
The Rubber on Steel wheel offers several advantages for industrial applications:
With over 35 years of experience in caster manufacturing, Durastar has established itself as a trusted name in the industry. The 30 Series casters are designed with precision and manufactured to meet the highest standards of durability and performance. By choosing Durastar, you're investing in a product that combines innovation, reliability, and exceptional value for your material handling needs in 2025 and beyond.
To ensure optimal performance and longevity of your Durastar 30 Series caster:
Invest in the Durastar Medium Heavy Duty 30 Series 4" x 2" Rubber on Steel Swivel Caster for a reliable, versatile, and high-performance mobility solution that will enhance your operational efficiency and productivity well into the future.
$41.00
Designed for engineers, manufacturers, and material handling professionals