# Helmet Fit Dial GIRO Manifest RL/TRL Air Fit System replacement, black, size M (55–59 cm)

**URL:** https://aio.lv/en/product--giro-gr-7133601--11849855
**Data updated:** 2026-03-09 17:25 (EET)
**Category:** Protective Helmets
**Manufacturer:** GIRO
**Manufacturer code:** GR-7133601
**EAN:** 768686411182
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 27.99 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 23.13 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--giro-gr-7133601--11849855

## 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 fit dial for GIRO helmets compatible with Manifest RL and TRL Air Fit System. Black adjustment knob in size M for head circumferences 55–59 cm. Designed to restore or upgrade the helmet’s retention and micro-adjustment capability, providing secure and precise fit for cycling helmets that use the RL/TRL Air Fit retention mechanism.

## Long description

Replacement fit dial for GIRO Manifest RL/TRL Air Fit System, designed for size M head circumferences of 55–59 cm. This black adjustment knob restores the micro-adjustment and retention function of compatible GIRO helmets, allowing precise tightening and loosening of the fit system. The component is intended for helmets using the RL or TRL Air Fit mechanism and is compatible with the OEM mounting interface used on those models.
Advantages
The fit dial provides fine incremental adjustment to achieve a secure and stable helmet fit. Its compact, low-profile design maintains the helmet’s original comfort and ventilation profile while replacing worn or damaged dials. Made to match the original fit mechanism, the part ensures consistent rotation feel and reliable retention performance over repeated use.
Suitable for
Repairing a GIRO Manifest helmet with a damaged or missing fit dial
Restoring micro-adjustment capability for RL or TRL Air Fit retention systems
Upgrading or replacing worn adjustment components to maintain safe fit
Key specifications
Compatibility: GIRO Manifest models with RL/TRL Air Fit retention systems
Size: Medium fit, suitable for head circumference 55–59 cm
Color: Black
Function: Micro-adjustment dial for retention tightening and loosening
Form factor: Low-profile replacement knob designed for OEM mounting interface
How to use
Install the replacement dial by aligning it with the helmet’s retention cradle and pressing it into the OEM mounting point until it clicks into place, following the helmet manufacturer’s guidance. Use the dial to fine-tune tension by rotating clockwise to tighten and counterclockwise to loosen until the helmet sits securely and comfortably on the head. After installation, verify that the retention system engages without slipping and that straps are adjusted according to the helmet user manual.
Usage recommendations
Inspect the fit dial and retention system regularly for wear or damage and replace the dial if rotation becomes loose or the retention no longer holds securely. Use only components specified for your helmet model to maintain certified fit and safety performance.

## FAQ

### How much does the GIRO Manifest RL/TR L Air Fit System fit dial M cost, and is it available for purchase?

The price is 27.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 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/11849855/67248484_large.webp