# Barrow Multi-Link Adapter 90° hardtube 12mm AD to 12mm AD TWT90KNS-K12 Silver

**URL:** https://aio.lv/en/product--barrow-twt90kns-k12-s--6063651
**Data updated:** 2026-02-12 14:20 (EET)
**Category:** CPU Coolers & PC Cooling Systems
**Manufacturer:** Barrow
**Manufacturer code:** TWT90KNS-K12 s
**EAN:** 6937826609220
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 15.49 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 12.80 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--barrow-twt90kns-k12-s--6063651

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

Barrow Multi-Link Adapter TWT90KNS-K12 is a 90-degree hardtube connection for 12mm AD fittings, finished in silver. Designed for custom PC liquid cooling loops, it enables neat directional changes between two 12mm AD hardline tubes without bending. Useful for compact builds, radiator or block alignment, and improving routing for a cleaner installation.

## Long description

Barrow Multi-Link Adapter 90° hardtube 12mm AD to 12mm AD TWT90KNS-K12 Silver provides a precise 90-degree connection between two 12mm AD hardline tubes for custom PC liquid cooling loops. Finished in silver, the adapter is designed to replace complex bends and simplify routing when two rigid 12mm tubes must change direction in tight or compact areas. It creates a clean, low-profile join that maintains flow alignment and helps position radiators, pumps or water blocks with improved spatial control.
Advantages
The adapter eliminates the need to heat and bend rigid 12mm tubing, reducing risk of cracking and enabling repeatable, leak-resistant connections. Its 90-degree geometry optimizes space usage in confined builds and improves aesthetic consistency by providing a uniform metal finish between sections of hardline. Installation is straightforward and the component is compatible with standard 12mm AD hardtube fittings, allowing reliable integration into existing custom loops.
Suitable for
Custom PC liquid cooling loops using 12mm AD hardline tubing
Tight or compact chassis where direct tube bending is impractical
Aligning radiators, pumps, reservoirs, or water blocks without tube distortion
Builds that require consistent external appearance and precise tube routing
Key specifications
Connection angle: 90 degrees
Compatible tube size: 12 mm hardline (AD standard)
Connection type: hardtube adapter for AD fittings
Finish: silver metal
Material: metal construction for durability
How to use
To install, ensure both ends of the 12 mm AD hardline tubes are clean and properly deburred. Thread and secure the adapter into the corresponding AD fittings on each tube section, following the fitting manufacturer's recommended torque to avoid overtightening. Verify alignment before final tightening to maintain correct flow direction and to prevent stress on connected components. After assembly, perform a pressure or leak test according to your loop testing procedure before powering the system.
Usage recommendations
Use with fittings and tubing rated for your loop's coolant and operating temperature. When working in compact cases, place the adapter so that connected components have room for airflow and maintenance access. Periodically inspect fittings and joints for signs of loosening or wear, especially after the first few thermal cycles.

## FAQ

### How much does the Barrow Multi-Link Adapter 90° 12mm AD TWT90KNS-K12 cost, and is it available for purchase?

The price is 15.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 20 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 20.07.2026 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 Barrow 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 Barrow 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/6063651/68535021_large.webp