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Durastar 9-3/4" Extended Height x 8-1/2" Retracted Height Floor Lock

Volume discounts applied at checkout
  • 50-99 units: 5% Off
  • 100-199 units: 10% Off
  • 200+ units: 15% Off
Status: In Stock
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Most in-stock items ship same or next business day. Shipping rates shown at checkout.

PRODUCT CODE: FL-800-J

Product Overview

Durastar Floor Lock | 9-3/4" Extended Height x 8-1/2" Retracted Height | 4" x 4-1/2" Top Plate


Key Product Features

  • Extended Height: Measures 9-3/4" fully extended for reliable floor contact
  • Retracted Height: Compact 8-1/2" height allows for low-profile clearance when not in use
  • 03 Plate Size: Equipped with a universal 4" x 4-1/2" top plate for compatibility with standard mounting patterns
  • Heavy-Duty Performance: Designed to stabilize carts and equipment during stationary operation
  • Durable Construction: Built for rigorous industrial use with corrosion-resistant components

Extended Product Description

The Durastar 9-3/4" Extended Height x 8-1/2" Retracted Height Floor Lock is a high-performance solution for securing mobile equipment during loading, unloading, or stationary operation. With a heavy-duty spring mechanism and rugged construction, this floor lock ensures safety and stability in demanding environments.

Featuring a standardized 4" x 4-1/2" top plate (03 Plate Size), this model easily integrates with most industrial carts, workstations, or mobile machinery. Its extended height of 9-3/4" guarantees secure ground contact, while the retracted height of 8-1/2" minimizes interference with floor surfaces during transit.

Engineered for longevity and ease of use, the Durastar floor lock is ideal for warehouses, manufacturing floors, medical equipment carts, and commercial environments where control and stability are critical. This floor lock promotes workplace safety and supports equipment longevity by reducing unnecessary movement and wear.

Secure Your Equipment with Confidence

Choose the Durastar Floor Lock for dependable performance, easy installation, and enhanced safety across your facility. Invest in stability you can trust—engineered to support your operations day in and day out.

Technical Specs

Technical Specifications

  • Top Plate Style: 03 Plate - Industry-standard configuration for caster compatibility
  • Top Plate Dimensions: 4" x 4-1/2" - Fits a wide range of mounting applications
  • Bolt Hole Pattern: Accommodates 2-5/8" x 3-5/8" to 3" x 3" bolt spacing for flexible installation
  • Attaching Bolt Diameter: 3/8" - Secure fit for industrial-strength fastening
  • Extended Height: 9-3/4" - Ensures strong floor contact when fully engaged
  • Retracted Height: 8-1/2" - Allows equipment to roll freely when disengaged
Key Features

Top 10 Product Features

  1. Extended Height: Reaches up to 9-3/4" for reliable floor engagement and optimal stability.
  2. Retracted Height: Sits at 8-1/2" when not in use, allowing easy clearance during transit.
  3. Standard Top Plate: Features a 4" x 4-1/2" (03 size) top plate compatible with most mounting patterns.
  4. Heavy-Duty Performance: Designed for demanding industrial and commercial environments.
  5. Stabilizes Equipment: Effectively prevents unwanted movement of mobile machinery and carts.
  6. Durable Construction: Built with rugged materials to withstand long-term use and harsh conditions.
  7. Enhanced Safety: Supports workplace safety by securing mobile stations during loading or operation.
  8. Corrosion-Resistant Components: Ideal for environments exposed to moisture or cleaning agents.
  9. Easy to Install: Compatible with standard caster configurations for fast, secure mounting.
  10. Multi-Industry Use: Perfect for warehouses, healthcare, manufacturing, and distribution facilities.
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?

Contact us before ordering and we’ll confirm total landed cost upfront. Contact us.

Additional Information

Extended Product Information

Engineered for performance and durability, the Durastar 9-3/4" Extended Height x 8-1/2" Retracted Height Floor Lock is a dependable solution for stabilizing mobile equipment in both industrial and commercial environments. Featuring a universal 4" x 4-1/2" top plate (03 Plate Size), this model ensures compatibility with standard mounting patterns and caster setups, making installation simple and effective.

This floor lock is ideal for equipment that requires secure placement during use, such as workstations, tool carts, warehouse dollies, and mobile medical platforms. Its 9-3/4" extended height ensures reliable ground contact, while the 8-1/2" retracted height maintains clearance for smooth transport when disengaged. The internal spring mechanism helps absorb floor variations while maintaining firm pressure, supporting enhanced control and reduced equipment movement.

Built from high-strength materials and finished with corrosion-resistant components, the Durastar floor lock is made to withstand rigorous daily use in high-traffic environments. Its robust design prevents unwanted rolling, protecting both your equipment and the work area. Whether operating in cleanroom settings, distribution centers, or manufacturing facilities, this floor lock delivers consistent results under pressure.

Backed by industry-trusted engineering and built to last, this Durastar model supports workplace efficiency and safety with minimal maintenance. Its thoughtful construction and user-focused features make it a reliable choice for professionals seeking long-term value and performance in material handling solutions.

For facilities that demand stability, safety, and lasting performance, the Durastar Floor Lock offers the ideal combination of quality craftsmanship and universal compatibility. Upgrade your mobility equipment with a locking solution you can count on.

Durastar 9-3/4
Durastar 9-3/4" Extended Height x 8-1/2" Retracted Height Floor Lock

$56.00

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