Tw50Ss 50Mm Twin Wheel Black Plastic Castor With Stem & Socket
In stock
Delivery Information
| Delivery Time Frame | Delivery Information |
| Next Working Day By 1PM | When an order is placed by 3pm for next working day on certain items |
| Standard Delivery | Usually delivered in 2 to 4 working days |
| Delivery Charges | |
| UK Mainland | Prices start at £3.95 for very small items, £6.50 for small, £9.50 for medium and £20 for large/long items |
| Scottish Highlands & Islands, Northern Ireland & Ireland | Prices from £30, please see our delivery page for more info. |
See our full range:
Description
Reliable Furniture Mobility with Twin Wheel Engineering
Wobbly, jammed, or dragging furniture castors can quickly ruin an otherwise productive workspace. When office chairs, computer carts, and modular workstations fail to roll freely, users find themselves struggling against resistance, which strains posture and risks gouging delicate floor surfaces. Traditional single-wheel castors often drag during directional changes, gathering stray threads and debris that eventually seize up the internal rotation. Replacing broken mobility hardware with the right component is essential for preserving your furnishings and keeping your everyday work environment running smoothly.
The Tw50Ss 50Mm Twin Wheel Black Plastic Castor With Stem & Socket offers an efficient, durable answer to frustrating hardware failures. By distributing weight over dual parallel rollers, this compact fitting substantially reduces rolling friction and minimises point-load pressure on flooring materials. Its integrated swivelling head allows for effortless, fluid turning without scuffing carpets or floor mats, making repositioning light office furniture both silent and intuitive.
Supplied complete with a compatible mounting stem and nylon socket insert, this unit simplifies retrofitting across a vast array of commercial and residential furnishings. Whether you are refurbishing worn seating in a busy corporate setting or upgrading home office storage units, this versatile castor assembly delivers reliable performance straight out of the box, ensuring long service life and dependable stability.
Step-by-Step Replacement and Setup Pipeline
1. Safe Furniture Preparation
Begin by inverting the chair or furniture item on a clean, soft surface to prevent scratching the upholstery or woodwork. Ensure the structure is balanced and completely stable before attempting to remove any existing hardware.
2. Extraction of Worn Hardware
Firmly pull the damaged wheel assembly straight out from the base socket. If the old stem is stubborn, use a flat-bladed tool wrapped in tape to gently lever it free without damaging the timber or plastic surround.
3. Socket Inspection and Seating
Inspect the mounting aperture for dust and debris. If replacing the housing, tap the provided nylon socket flush into the pre-drilled furniture leg using a rubber mallet to avoid damaging the rim.
4. Stem Engagement and Final Test
Push the solid steel stem of the Tw50Ss 50Mm Twin Wheel Black Plastic Castor With Stem & Socket firmly into the socket until it clicks into place. Return the item upright and roll it across the floor to verify smooth swivelling.
Design Advantages for Commercial and Domestic Spaces
Twin-wheel assemblies have long been recognised as the gold standard for compact mobile furniture. Unlike single wide rollers, independent twin wheels counter-rotate when turning. This means one wheel rotates forward while the companion wheel rotates backward during sharp pivot manoeuvres, completely eliminating directional scrub. The result is fluid, low-effort steering across smooth vinyl, parquet, tiles, and standard commercial carpets.
Manufactured from impact-modified black polymer, the body resists cracking, chemical cleaning agents, and typical scuffing from shoes or cleaning equipment. The neutral black finish blends unobtrusively into modern office aesthetics, matching dark metal pedestals, polished timber plinths, and matte nylon bases alike.
- Self-lubricating wheel axles ensure quiet rolling without squeaking
- Solid swivelling steel stem provides high resistance against bending forces
- Included nylon socket ensures tight friction-retention in timber and composite frames
- Low overall profile maintains the original ergonomic working height of desks and chairs
Detailed Specifications
| Specification | Rating or Standard | Practical Details |
|---|---|---|
| Wheel Diameter | 50 mm nominal | Compact diameter balances smooth travel with a stable centre of gravity |
| Wheel Architecture | Twin independent rollers | Eliminates scrub turning and distributes load over two contact patches |
| Body Material | High-grade polymer | Durable, non-marking black finish resistant to knocks and cleaning chemicals |
| Mounting Mechanism | Stem with matching push-fit socket | Permits straightforward push-fit installation into pre-bored mounting points |
| Swivel Rotation | 360-degree continuous | Provides responsive omnidirectional movement in confined office spaces |
| Application Suitability | Light to medium furniture | Ideal for computer chairs, mobile file caddies, craft desks, and audio carts |
Need Assistance Selecting the Correct Fitting?
Our experienced team at Doorfit is always available to verify measurements, socket types, or weight considerations for your specific project.
Contact Our TeamSpecification
| Finish | Black |
|---|---|
| Dimensions | 50mm DIA |

