# Inner Tube with Anti-Puncture Fluid WELDTITE DR SLUDGE 27.5"/650B x 1.75–2.10 with Schrader Valve (WLD-04024)

**URL:** https://aio.lv/en/product--weldtite-wld-04024--12402465
**Data updated:** 2026-04-29 13:50 (EEST)
**Category:** Bicycle accessories
**Manufacturer:** WELDTITE
**Manufacturer code:** WLD-04024
**EAN:** 5013863040248
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 16.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 14.04 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--weldtite-wld-04024--12402465

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.99 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

WELDTITE DR SLUDGE inner tube for 27.5"/650B wheels, sized 1.75–2.10, equipped with a Schrader (car) valve and prefilled with anti-puncture fluid. Designed to reduce flats by sealing small punctures and improve ride reliability for mountain and trail bikes. Suitable for replacement or upgrade to increase puncture protection.

## Long description

The WELDTITE DR SLUDGE inner tube for 27.5"/650B wheels fits tyre widths from 1.75 to 2.10 and comes equipped with a Schrader (car) valve. Prefilled with anti-puncture fluid, this inner tube is designed to reduce the frequency of small punctures by sealing needle holes and other minor damage automatically while riding. It is intended as a direct replacement or as an upgrade to increase puncture protection and ride reliability on mountain and trail bikes.
Advantages
This inner tube combines standard butyl rubber construction with a pre-applied anti-puncture fluid that seals small holes quickly. The Schrader valve offers compatibility with common pumps and air compressors, and the 27.5"/650B diameter and 1.75–2.10 width range make it suitable for a wide range of mountain and trail tyres. Prefilling reduces the need for immediate roadside repairs from small punctures and can extend the usable distance between maintenance intervals.
Suitable for
 Mountain bikes and trail bikes using 27.5"/650B wheels with tyre widths 1.75–2.10
 Riders seeking increased protection against small punctures without switching to tubeless systems
 Replacement of worn or damaged inner tubes with improved puncture resistance
 Situations where easy inflation with a Schrader-compatible pump is preferred
When it may not be suitable
This prefilled inner tube is not a full substitute for tubeless setups when maximum puncture resistance, lower rolling resistance, or the use of sealant-compatible rims and tyres are required. Larger punctures or cuts beyond the sealing capacity of the anti-puncture fluid will still require a patch or tube replacement. Riders who need very low weight or race-specific performance may prefer lighter, non-prefilled race tubes.
Key specifications
 Wheel diameter: 27.5" / 650B
 Tyre width compatibility: 1.75–2.10
 Valve type: Schrader (car) valve
 Material: butyl inner tube with anti-puncture fluid
 Intended applications: mountain and trail cycling
How to use
Install the WELDTITE DR SLUDGE inner tube as you would a standard butyl tube: partially inflate to give the tube shape, insert it into the tyre, seat the tyre bead on the rim, then inflate to the recommended pressure for your tyre and riding conditions. The anti-puncture fluid is pre-applied inside the tube and requires no additional action. After any puncture sealed by the fluid, monitor inflation pressure and inspect the tyre; larger damage should be repaired or the tube replaced. Use a Schrader-compatible pump or compressor for inflation and check valve core tightness before use.
What to consider before purchase
 Confirm wheel diameter and tyre width match: 27.5"/650B and 1.75–2.10
 Ensure your pump or inflator is compatible with Schrader valves
 Understand that the anti-puncture fluid seals small holes but may not stop large cuts
 Consider whether you prefer a tubeless system or a prefilled tube for puncture protection
Usage recommendations
For typical mountain and trail riding, maintain tyre pressures within manufacturer recommendations, periodically inspect tyres for embedded debris, and replace the tube if the anti-puncture fluid has been heavily used or if significant cuts are present. When carrying a spare, include a lightweight pump and tyre levers compatible with Schrader valves.

## FAQ

### How much does the WELDTITE DR SLUDGE Inner Tube 27.5"/650B 1.75–2.10 Schrader cost, and is it available for purchase?

The price is 16.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 30 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 06.07.2026 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, Bank cards on-line, Apple Pay, Google Pay. 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 WELDTITE 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 WELDTITE 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

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