# Adjustment Dial for GIRO Aether Fit System, Black, Size S, spare part

**URL:** https://aio.lv/en/product--giro-309134-uniw--11850578
**Data updated:** 2026-03-09 17:26 (EET)
**Category:** Protective Helmets
**Manufacturer:** GIRO
**Manufacturer code:** 309134-uniw
**EAN:** 768686250194
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 20.49 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 16.93 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--giro-309134-uniw--11850578

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 17.07.2026 | free |
| Pickup points | 22.07.2026 | 1.89 EUR |
| Courier delivery to door | 22.07.2026 | 4.99 EUR |

## Summary description

Replacement adjustment dial designed for the GIRO Aether Fit System. Compatible with Aether helmets, this black size S dial serves as a spare part for fine-tuning helmet fit via the retention system. Useful for repairing or upgrading fit mechanism, it restores precise micro-adjustment and secure helmet positioning for everyday cycling.

## Long description

The Adjustment Dial for GIRO Aether Fit System in Black, Size S is a spare part designed to restore or enhance the retention mechanism of compatible Aether helmets. It replaces a worn or damaged dial so the helmet’s micro-adjustment system functions correctly, allowing precise tuning of fit and secure positioning during everyday cycling. The component is intended for users who need to repair the fit system or keep a backup part for maintenance.
Advantages
This replacement adjustment dial offers reliable micro-adjustment performance and a simple, direct fit into the GIRO Aether retention system. Its compact design maintains the helmet’s original fit profile while providing consistent tension control for repeated use. As an OEM-compatible spare part from the same brand, it helps extend the service life of the helmet and avoids the need to replace the full retention assembly.
Suitable for
Repairing the retention system of GIRO Aether helmets
Replacing a lost or broken adjustment dial
Keeping as a spare for helmet maintenance
Restoring precise micro-adjustment for everyday cycling
Key specifications
Color: Black
Size: S (small fit dial for the Aether Fit System)
Type: Replacement adjustment dial for retention/fit system
Compatibility: Designed for GIRO Aether helmets with the Aether Fit System
Material: Durable plastic suitable for repeated adjustment (manufacturer standard)
How to use
Remove the damaged dial according to the helmet manufacturer’s instructions, taking care not to disturb the retention band or internal padding. Align the replacement dial with the retention system’s mounting points and press or screw it into place until it clicks or locks securely. Test the fit by turning the dial to tighten and loosen the retention system, ensuring smooth micro-adjustment and secure helmet positioning before use.
Usage recommendations
Inspect the dial and retention components regularly for wear or damage and replace the dial if adjustments become stiff, loose, or inconsistent. Use only compatible GIRO Aether Fit System parts to maintain correct fit and safety performance.

## FAQ

### How much does the Adjustment Dial GIRO Aether Fit System — black, Size S cost, and is it available for purchase?

The price is 20.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 17.07.2026 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 GIRO 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 GIRO 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/11850578/67249196_large.webp