# Bike Helmet rock machine MTB Race Black/Grey S/M 54–58 cm

**URL:** https://aio.lv/en/product--rock-machine-rf050401--7913304
**Data updated:** 2025-11-27 13:48 (EET)
**Category:** Kids’ Ride-On Accessories
**Manufacturer:** rock machine
**Manufacturer code:** RF050401
**EAN:** 8592842821339
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 49.49 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 40.90 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--rock-machine-rf050401--7913304

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Wednesday | free |
| Pickup points | 06.07.2026 | 1.89 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

Rock machine MTB Race is a bicycle helmet in black and grey, size S/M designed for head circumferences 54–58 cm. It provides impact protection for off‑road and city riding, with ventilation channels and adjustable fit for comfort and stability. Suitable for recreational and competitive MTB use, it enhances safety during cycling.

## Long description

Rock Machine MTB Race helmet in black and gray, size S/M (54–58 cm). The shell is made from EPS material and the helmet includes vertical and horizontal adjustment systems to achieve a stable, customizable fit for recreational and off‑road cycling.
Advantages
The Rock Machine MTB Race provides adjustable fit via combined vertical and horizontal regulation, allowing precise sizing within 54–58 cm. EPS construction balances low weight with impact energy absorption, and the neutral black/gray color fits a range of bike setups. Ventilation channels (as described by the manufacturer) help maintain comfort during longer rides.
Suitable for
Mountain biking (recreational and competitive)
City and commuter cycling
Off‑road trail riding
Key specifications
Model: MTB Race
Manufacturer: Rock Machine
Size: S/M (54–58 cm)
Material: EPS
Color: Black / Gray
Adjustment: Vertical and horizontal regulation system
How to use
Place the helmet level on your head so the front edge covers the forehead. Use the vertical and horizontal adjustment controls to fine‑tune the fit until the helmet sits snugly without excessive movement when you shake your head. Fasten and adjust the chin strap so it is comfortable and secure, allowing normal breathing and speech.
Usage recommendations
Check the helmet fit before each ride and replace the helmet after any significant impact or if visible signs of damage or wear appear. Confirm your head circumference matches the S/M (54–58 cm) size for optimal protection.

## FAQ

### How much does the rock machine MTB Race bike helmet S/M 54–58 cm cost, and is it available for purchase?

The price is 49.49 € (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 Wednesday 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: Cash payment, 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 rock machine 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 rock machine 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/7913304/51073669_large.webp