# Adjustment Dial for GIRO helmet Aries Spherical Roc Loc 5 Air + Fit System, black, size S

**URL:** https://aio.lv/en/product--giro-gr-7153927--11833040
**Data updated:** 2026-03-09 14:44 (EET)
**Category:** Protective Helmets
**Manufacturer:** GIRO
**Manufacturer code:** GR-7153927
**EAN:** 196178160773
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 23.49 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 19.41 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--giro-gr-7153927--11833040

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

Replacement adjustment dial designed for GIRO Aries helmets equipped with the Spherical, Roc Loc 5 Air and Fit System. This black size S dial provides fine-tuning of helmet fit and retention, restoring secure head-hold and comfort. Suitable for repair or upgrade of compatible GIRO Aries models to ensure proper fit adjustment and helmet stability during cycling and other activities.

## Long description

Replacement adjustment dial designed for GIRO Aries helmets equipped with Spherical, Roc Loc 5 Air and Fit System. This black size S dial restores fine-fit adjustment and retention, allowing users to achieve a precise and stable fit. The component is intended for repair or upgrade of compatible GIRO Aries helmets to maintain helmet stability during cycling and other activities.
Advantages
The adjustment dial provides smooth, incremental micro-adjustments to headband tension for improved fit control. Its compact design and durable materials offer reliable operation under regular use, and the black finish matches the helmet aesthetics. As a dedicated replacement part, it helps extend the service life of a compatible GIRO Aries helmet without requiring full helmet replacement.
Suitable for
Cycling helmets with Spherical, Roc Loc 5 Air or Fit System retention
Repairs and maintenance of GIRO Aries helmet fit systems
Upgrading worn or damaged adjustment dials to restore fit precision
Users seeking improved helmet retention and comfort
Key specifications
Compatibility: GIRO Aries helmets with Spherical, Roc Loc 5 Air or Fit System
Color: black
Size: S (small)
Function: micro-adjustable retention dial for headband tension
Material: durable polymer components suitable for helmet fit systems
How to use
Remove the damaged or existing adjustment dial from the helmet per the helmet manufacturer’s instructions, taking care to preserve any mounting clips or retention webbing. Install the replacement dial by aligning it with the retention mechanism and securing it in place until it clicks or seats fully. Turn the dial clockwise or counterclockwise to increase or decrease tension until the helmet sits securely and comfortably on the head.
Usage recommendations
Verify compatibility with your specific GIRO Aries helmet model before purchase. After installation, perform a fit check and adjust the dial for even pressure distribution; ensure straps and buckles are correctly fastened. Replace the dial if it shows signs of cracking, excessive wear, or unreliable retention.

## FAQ

### How much does the Adjustment Dial GIRO Aries Roc Loc 5 Air S cost, and is it available for purchase?

The price is 23.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 9 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 14.07.2026 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/11833040/67233580_large.webp