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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: FL-400-J
Ensure maximum stability and safety with the Durastar Floor Lock, designed for carts and equipment using 5" to 6" casters. This floor lock features a height range of 5-7/8" extended to 4-5/8" retracted, delivering firm contact with the floor surface to prevent unwanted rolling or shifting during use.
Equipped with a standard 4" x 4-1/2" (03) top plate, installation is quick and compatible with a wide range of industrial and commercial equipment. The rugged construction ensures long-term performance, even in high-traffic or heavy-load environments.
Ideal for warehouse carts, mobile platforms, workstations, and other rolling equipment, this floor lock improves operational safety and supports compliance with workplace safety standards. It provides peace of mind during loading, unloading, or stationary work tasks.
Upgrade your rolling carts or platforms with the Durastar 5-7/8" x 4-5/8" Floor Lock. With industry-standard compatibility and heavy-duty reliability, it’s the smart choice for dependable equipment stabilization.
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 Floor Lock is a reliable, heavy-duty solution designed to enhance stability and control for carts and mobile equipment using 5" to 6" casters. Its dual height design — 5-7/8" extended and 4-5/8" retracted — ensures a precise fit for a broad range of industrial and commercial applications.
Outfitted with a standard 4" x 4-1/2" (03) top plate, this floor lock is engineered for compatibility with a wide array of equipment frames. The mounting pattern is ideal for seamless installation across most industrial carts, workstations, or platforms without the need for custom fitting.
This floor lock provides a firm grip on the floor when engaged, effectively preventing unintentional rolling and enhancing safety during stationary tasks. Whether you're working in a warehouse, production line, or medical facility, the Durastar Floor Lock delivers reliable stopping power where it matters most.
Its robust construction ensures performance under heavy loads and daily wear, supporting long-term use in demanding environments. The retractable design also protects the locking mechanism when disengaged, helping extend product lifespan and reduce maintenance needs.
The Durastar Floor Lock is well-suited for use on:
Backed by the trusted Durastar name, this floor lock combines engineering precision with industrial-grade durability. If you’re looking to enhance mobility safety, streamline equipment usage, and support ergonomic efficiency, this locking solution is the smart addition to your cart system.
$46.00
Designed for engineers, manufacturers, and material handling professionals