125mm Pressed Steel Fixed Castor with Black Rubber on Polypropylene Wheel - 110kg Load Capacity
125mm Pressed Steel Fixed Castor with Black Rubber on Polypropylene Wheel - 110kg Load Capacity
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125mm Pressed Steel Fixed Castor with Black Rubber on Polypropylene Wheel
110kg Load Capacity | Ball Journal Bearing | Top Plate Mounting
Product Overview
This 125mm pressed steel fixed castor is engineered for applications requiring stable, directional movement with consistent rolling performance. The fixed housing design ensures straight-line travel without deviation, making it ideal for trolleys, carts, workbenches, and handling equipment that operate along defined pathways.
Featuring a black rubber on polypropylene wheel with 110kg load capacity per castor, this unit delivers floor-friendly mobility, vibration dampening, and smooth operation across indoor surfaces. The ball journal bearing system reduces rolling resistance, while the robust top plate mounting ensures secure, long-lasting installation.
Key Features & Benefits
? Fixed Castor Design: Provides stable, straight-line movement for equipment requiring directional control and consistent tracking
? 125mm Wheel Diameter: Larger wheel size improves rolling efficiency, obstacle clearance, and reduces effort during movement
? 110kg Load Capacity: Suitable for medium-duty applications with a combined capacity of 330kg when using four castors
? Black Rubber Wheel: Floor-friendly tread protects surfaces while providing excellent shock absorption and vibration reduction
? Ball Journal Bearing: Ensures smooth, low-friction rolling under load for improved efficiency and extended service life
? Top Plate Mounting: Four-hole fixing plate allows secure, reliable installation to flat surfaces and equipment bases
Technical Specifications
Castor Specifications
| Castor Type | Fixed, Top Plate |
| Mounting Type | Top Plate with 4-Bolt Fixing |
| Total Castor Height | 157mm |
| Housing Material | Pressed Steel |
| Bearing Type | Ball Journal |
Wheel Specifications
| Wheel Diameter | 125mm |
| Tread Width | 37.5mm |
| Wheel Material | Black Rubber on Polypropylene Core |
| Wheel Colour | Black |
| Tread Hardness | 85 Shore A |
Top Plate Specifications
| Plate Length | 100mm |
| Plate Width | 85mm |
| Plate Hole Centres | 60mm × 80mm |
| Plate Hole Diameter | 10mm |
| Number of Fixing Holes | 4 |
Load Capacity
| Load Capacity Per Castor | 110kg |
| Combined Load Capacity (4 Castors) | 330kg |
Ideal Applications
? Trolleys and carts requiring stable, straight-line movement
? Mobile workbenches and equipment stands
? Handling and transport equipment in warehouses
? Workshop and industrial applications
? Indoor environments requiring floor-friendly mobility
? Retail display units and merchandising fixtures
Frequently Asked Questions
What is the difference between a fixed castor and a swivel castor?
A fixed castor is designed to move only in a straight line, providing directional stability and consistent tracking. It cannot rotate or change direction. A swivel castor, on the other hand, can rotate 360 degrees, allowing for greater manoeuvrability and multi-directional movement. Fixed castors are typically used in combination with swivel castors to provide both stability and steering capability.
How do I calculate the total load capacity I need for my equipment?
To calculate the required load capacity, first determine the total weight of your equipment plus the maximum load it will carry. Divide this total weight by the number of castors you plan to use, then add a safety margin of 25-30%. For example, if your total weight is 240kg and you're using 4 castors, each castor should support at least 75-80kg. This 110kg capacity castor provides ample headroom for such applications.
Will this castor damage my floors?
No, this castor features a black rubber wheel specifically designed to be floor-friendly. The rubber tread with 85 Shore A hardness provides excellent surface protection and is suitable for use on tile, concrete, vinyl, and sealed wood floors. The rubber material prevents marking and reduces noise during movement, making it ideal for indoor environments where floor protection is important.
What fixings do I need to install this castor?
This castor features a top plate with four 10mm diameter fixing holes positioned at 60mm × 80mm centres. You will need four M8 or M10 bolts (depending on your preference and application) along with washers and nuts for secure installation. Ensure the mounting surface is flat and capable of supporting the distributed load. For best results, use grade 8.8 or higher bolts for industrial applications.
Quality Mobility Solutions
We supply carefully selected castors and wheels engineered for durability, consistent performance, and ease of installation. Each product is sourced from trusted manufacturers to meet the demands of commercial and industrial environments, ensuring reliable operation and long service life.
Shipping & Returns
Shipping & Returns
Express UK Shipping — Orders placed before 2pm are dispatched same day.
Delivery: 1-3 working days across the UK.
Returns: 30-day hassle-free returns policy.
Need Help?
Need Help?
Our castor experts are here to help. Call 01282 270214 or email sales@castorhub.co.uk.
Mon-Fri 08:30-17:00 GMT

Express UK Shipping
Fast delivery across the UK, 1-3 working days
Same-Day Dispatch
Order before 2pm for same-day dispatch
Quality Guaranteed
Premium castors built to last
30-Day Returns
Hassle-free returns policy
Fixed Castors from CastorHub
Browse our extensive range of fixed castors at CastorHub. We supply high-quality fixed castors suitable for industrial, commercial, and domestic applications. All our castors are built to last with premium materials and precision bearings.
Looking for more options? Explore our full range of Swivel Castors, Fixed Castors, and Braked Castors.