Fixed caster iron core with red polyurethane 4″ plate – DOGOTULS zf5058

DOGOTULS ZF5058 – fixed caster 4 inch polyurethane with iron core and plate mount

The fixed caster 4 inch polyurethane by DOGOTULS, model ZF5058, is built to deliver strength, stability, and durability in industrial and commercial environments. Its non-swivel (rigid) design ensures controlled linear movement, while the iron core supports heavy loads without compromising on smooth, quiet rolling.

🔍 What is a fixed caster?

A fixed caster—also called a rigid caster—moves only in a straight line. When combined with swivel casters on the opposite end of a cart or platform, it enables directional stability and precise control when transporting heavy equipment.

🔧 Key features

• Wheel diameter: 4 inches (101.6 mm)

• Mounting type: Fixed top plate

• Core material: Iron

• Tread material: Red polyurethane

• Mounting plate dimensions: Approx. 3.5″ x 3″

• Load capacity: 300–350 lbs (per wheel)

• Brand: DOGOTULS

• Model: ZF5058

• Color: Red wheel, metallic body

• Use: Indoor/outdoor, industrial and commercial

🧠 Ideal for:

• Industrial carts and trolleys

• Warehouse transport platforms

• Tool cabinets and workbenches

• Material handling racks

• Logistics and delivery systems

✅ Benefits of polyurethane fixed casters

• Low rolling resistance for easier movement

• Protects floors – non-marking tread

• Excellent load capacity due to iron core

• Quiet and smooth operation

• Stable straight-line movement for precise navigation

🧾 Product specifications

• Brand: DOGOTULS

• Model: ZF5058

• Type: Fixed caster

• Wheel diameter: 4 inches

• Tread width: Approx. 1.25 inches

• Material: Iron core + polyurethane tread

• Mounting plate: Top plate (rigid/fixed)

• Load rating: 300–350 lbs

• Fastening: 4-bolt standard pattern

• Color: Red polyurethane

⚠️ Installation tips

Always pair fixed casters with swivel casters for optimal movement control. Use compatible bolts and thread lockers for secure installation.