# Bike Helmet rock machine Trail Black/Khakki M 54–58 cm

**URL:** https://aio.lv/en/product--rock-machine-rf050205--7913150
**Data updated:** 2025-12-30 06:11 (EET)
**Category:** Kids’ Ride-On Accessories
**Manufacturer:** rock machine
**Manufacturer code:** RF050205
**EAN:** 8592842821155
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 43.99 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 36.36 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--rock-machine-rf050205--7913150

## 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 Trail is a bike helmet in size M (54–58 cm) with a black and khaki finish. Designed for everyday cycling and trail use, it provides head protection with a lightweight shell, adjustable fit and ventilation. Suitable for recreational riders and commuters seeking a reliable, comfortable helmet for urban and off‑road routes.

## Long description

Rock Machine Trail is a bike helmet in size M (54–58 cm) finished in black and khaki. Designed for everyday cycling and trail use, the helmet combines an EPS energy-absorbing liner with Harshell technology to provide a hard outer shell, lightweight protection and targeted ventilation for warm weather.
Advantages
The Rock Machine Trail helmet features a Harshell outer construction that increases impact resistance while keeping overall weight low. Its EPS liner delivers reliable shock absorption and the ventilation channels support airflow to help keep the rider cooler during hot summer days.
Suitable for
Recreational cycling
Trail and light off‑road rides
Daily commuting and urban routes
Key specifications
Model: Trail
Manufacturer: Rock Machine
Size: M (54–58 cm)
Material: EPS (expanded polystyrene) liner
Color: Black / Khaki
Features: Harshell hard outer shell; designed ventilation for hot summer days
How to use
Select size M (54–58 cm) for a secure fit, place the helmet level on the head and adjust the retention system and chin strap until the helmet sits snugly without excessive movement. Inspect the helmet visually before each ride and replace it after any significant impact or if fit is compromised.
Usage recommendations
For optimal protection and comfort, keep straps properly adjusted and replace the helmet if the outer shell or EPS liner shows cracks or deformation. Clean the helmet with mild soap and water and avoid solvents that may damage materials.

## FAQ

### How much does the Bike Helmet rock machine Trail M 54–58 cm cost, and is it available for purchase?

The price is 43.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 8 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/7913150/51073535_large.webp