# Castor Wheels Topstar 6990-4 for soft floors, set of 5, compatible with office chairs

**URL:** https://aio.lv/en/product--topstar-6990-4--3698198
**Data updated:** 2025-12-29 13:45 (EET)
**Category:** Furniture Accessories
**Manufacturer:** Topstar
**Manufacturer code:** 6990-4
**EAN:** 4014296624068
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 21.99 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 18.17 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--topstar-6990-4--3698198

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 27.07.2026 | free |
| Pickup points | 30.07.2026 | 1.89 EUR |
| Courier delivery to door | 30.07.2026 | 4.99 EUR |

## Summary description

Set of Topstar 6990-4 castor wheels designed for use on soft floors. Supplied as a set of five compatible with standard office chairs, these wheels help reduce floor wear and improve chair mobility on carpet and other soft surfaces. Easy to install, they provide smooth rolling and protect flooring while ensuring stable movement and practical everyday use in home or office.

## Long description

Set of Topstar 6990-4 castor wheels for soft floors, supplied as five pieces compatible with standard office chairs. These castors are designed to improve mobility on carpet and other soft surfaces while reducing wear on the flooring. The set fits chairs with a 10 mm stem diameter and offers smooth rolling for everyday use at home or in the office.
Advantages
Topstar 6990-4 castor wheels are made for soft floors and provide quiet, even movement on carpeted surfaces. The design helps distribute load to reduce marks and wear on upholstery and flooring. Supplied as a set of five, the wheels are compatible with common office chair fittings (10 mm stem) and are simple to replace without special tools.
Suitable for
Office chairs used on carpeted floors
Home workstations with soft flooring
Replacement of worn or damaged castors on compatible chairs
Key specifications
Brand: Topstar
Model / MPN: 6990-4
Pack quantity: set of 5
Stem diameter: 10 mm
Intended floor type: soft floors (carpet)
EAN: 4014296624068
How to use
Remove the old castors from the chair base by pulling them out or using gentle leverage if necessary. Insert each Topstar 6990-4 castor by aligning the 10 mm stem with the socket and pressing firmly until it clicks into place. Verify that each wheel rotates freely and that the chair sits evenly before use.
Usage recommendations
For best performance on carpet, ensure sockets are clean and free of debris before installation. Replace all five castors at the same time to maintain even chair height and balance. Regularly inspect wheels for hair and dirt buildup and clean as needed to preserve rolling performance.

## FAQ

### How much does the Castor Wheels Topstar 6990-4 for Soft Floors cost, and is it available for purchase?

The price is 21.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 43 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 27.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Topstar products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Topstar service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/3698198/47499965_large.webp