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4"x1.25" HI-TECH Delrin Bearing Caster with Expanding Adapter for Square Tubing

HI-TECH Delrin Bearing Caster with a robust design and expanding adapter, ideal for heavy-duty applications.

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4"x1.25" HI-TECH Delrin Bearing Caster with Expanding Adapter for 7/8" to 15/16" Square Tubing | 275 lb Load Capacity

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PRODUCT CODE: 2.04267.91-MTG51

Premium HI-TECH Delrin Bearing Casters

Unmatched Quality and Durability | Perfect for Heavy-Duty Applications

Explore Our Top-Quality Casters

Discover our range of HI-TECH Delrin Bearing Casters designed for smooth mobility and superior performance. With a load capacity of up to 275 lb and an expanding adapter for square tubing, our casters are perfect for various applications. Act fast to secure unmatched value!

Expert Support On Standby

Got questions? Our Caster Experts are available weekdays from 8 am to 5 pm. Reach out for personalized advice tailored to your project needs.

Top 10 Features of Our HI-TECH Delrin Bearing Casters


  • High Load Capacity: Supports up to 275 lb, ensuring reliability for heavy-duty applications.
  • Durable Material: Constructed from premium HI-TECH Delrin for enhanced strength and longevity.
  • Expanding Adapter: Fits square tubing with an inside diameter of 7/8" to 15/16", offering versatile installation options.
  • Smooth Mobility: Designed for effortless movement, reducing friction and enhancing performance.
  • Compact Design: Mount height of just 5.25 inches allows for easy integration into various setups.
  • Swivel Radius: Features a swivel radius of 3.22 inches for improved maneuverability in tight spaces.
  • Expert Support: Backed by knowledgeable customer service available weekdays from 8 am to 5 pm.
  • User-Friendly Installation: Designed for quick and easy setup, making it accessible for all users.
  • Versatile Applications: Ideal for furniture, equipment, and various industrial uses, enhancing functionality.
  • Trusted Quality: Built to meet rigorous standards, ensuring safety and performance in demanding environments.

Technical Specifications for HI-TECH Delrin Bearing Casters


  • SKU: 2.04267.91 MTG51
  • Raceway Type: Full double ball hardened raceways for enhanced performance and durability, lubricated with multi-temp grease suitable for extreme hot and cold temperatures.
  • Brake: None
  • Load Capacity: 275 lb
  • Mounting Height: 5.25 in
  • Wheel Tread Width: 1.25 in
  • Wheel Description: HI-TECH Polyurethane
  • Wheel Color: Maroon on Grey
  • Wheel Bearing: Delrin
  • Wheel Profile: Round Tread
  • Wheel Hardness: 45(+/-5) Shore D
  • Wheel Thread Guards: None
  • Fastening: 7/8" to 15/16" Inside Dia. Square Tubing (MTG51) Expanding Adapter
  • Swivel Radius: 3.22 in
  • Swivel Lock: None
  • Toe Guard: None
  • Finish: Zinc
  • Axle Size: 3/8" hollow axle with lock nut
  • Operating Temperature Range: -45°F to +180°F

Extended Information on HI-TECH Delrin Bearing Casters


Our HI-TECH Delrin Bearing Casters are engineered for superior performance and durability, making them an ideal choice for a wide range of applications. Below is a detailed overview of their features and benefits:

Key Features

  • Load Capacity: Each caster can support up to 275 lbs, ensuring stability and reliability even under heavy loads.
  • Material Quality: Made from high-grade HI-TECH Delrin, these casters offer exceptional resistance to wear and tear.
  • Versatile Adapter: The expanding adapter accommodates square tubing with an inside diameter ranging from 7/8" to 15/16", providing flexibility in installation.
  • Smooth Operation: The design minimizes friction, allowing for easy movement across various surfaces.
  • Compact Size: With a mount height of just 5.25 inches, these casters fit seamlessly into tight spaces.
  • Maneuverability: A swivel radius of 3.22 inches enhances the caster's ability to navigate around obstacles effortlessly.
  • Expert Support: Our team of caster experts is available to assist with any inquiries or project needs during business hours.
  • User-Friendly Installation: Designed for quick setup, making it accessible for both professionals and DIY enthusiasts.
  • Wide Applications: Suitable for furniture, carts, and industrial equipment, enhancing mobility in various settings.
  • Quality Assurance: Manufactured to meet rigorous quality standards, ensuring safe and efficient operation in demanding environments.

Why Choose Our Casters?

Choosing our HI-TECH Delrin Bearing Casters means investing in quality and performance. They are designed to withstand challenging conditions while providing smooth and reliable mobility. Whether you are outfitting a workshop or upgrading your office furniture, these casters deliver the functionality you need.

4"x1.25" HI-TECH Delrin Bearing Caster with Expanding Adapter for 7/8" to 15/16" Square Tubing | 275 lb Load Capacity

$46.99

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