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4" x 1-1/4" Polyurethane Wheels · 300 lb

Diameter: 4 inTread: 1-1/4 inCapacity: up to 300 lb
4" x 1-1/4" Polyurethane Wheels for warehouse carts on epoxy and smooth concrete. Catalog chips cover wheel diameters 4 in, polyurethane and polyolefin treads, and industrial frames. Size capacity from the heaviest corner load with shock margin, and keep overall height consistent across the set. Replace worn corners in matched sets when possible so the cart tracks straight under load. These light-duty options cover everyday warehouse carts on epoxy and smooth concrete without jumping to extreme forged series.

1 option in this exact size and spec. See all casters by load capacity and mount type › or call 844-439-4335 for a cross-reference.

Durastar Wheels – 4" Polyurethane on Polyolefin Wheels with 1-1/4" Tread | Series PPU


Key Product Features

  • Wheel Diameter: 4 inches – ideal for compact, low-profile mobility
  • Tread Width: 1-1/4" wide polyurethane tread for smooth, quiet rolling
  • Core Material: High-impact polyolefin core for strength and durability
  • Tread Material: Non-marking polyurethane designed to resist wear, chemicals, and moisture
  • Load Capacity: Supports substantial weight while maintaining excellent rollability
  • Floor Protection: Gentle on sensitive flooring surfaces while offering outstanding traction
  • Application Versatility: Perfect for carts, racks, medical devices, and material handling equipment
  • Noise Reduction: Polyurethane tread helps dampen vibration and reduce operational noise

Durastar’s PPU Series 4-inch Wheels feature a precision-molded polyurethane tread securely bonded to a polyolefin core, offering an excellent balance of strength, performance, and affordability. The 1-1/4" tread width provides a stable footprint that ensures smooth mobility across various surfaces without damaging floors.

Engineered to meet the demands of industrial, institutional, and commercial environments, these wheels are built to resist abrasion, oils, and most chemicals, making them a reliable choice for long-term use. Their lightweight yet durable design makes them a favorite among professionals who need quiet and efficient rolling performance.

Whether you’re equipping mobile shelving units, medical carts, or general-use dollies, the Durastar PPU Polyurethane on Polyolefin Wheel delivers consistent reliability and smooth operation. Designed for user safety and surface preservation, this wheel is a go-to solution for efficient material handling.

Upgrade to Smooth, Durable Performance

Invest in the proven durability of Durastar’s 4" PPU wheels and experience optimized mobility, lower maintenance, and long-lasting value for your equipment.

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