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fc-moto.uk£143.61Visit shop Alpinestars Men's Black/White/Grey S-M3 Radium Motocross Helmet
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This guide is for riders who want to maximize protection and comfort during MX, Enduro, and off-road activities. The Alpinestars SM3 Radium Helmet offers advanced impact protection and enhanced usability, a key win for safety-conscious riders. Keep in mind that proper fit is crucial for optimal performance, so be sure to measure your head and select the correct size.
| Age Group | adult |
|---|---|
| Colour | Grey |
| Gender | Unisex |
| Model Part Number | 8059347571881 |
| Brand | Alpinestars |
The weight is approximately 1200g, depending on the size.
The helmet has ECE 22-06 approval.
Use a mild soap and water solution. Avoid using harsh chemicals or abrasive materials.
The SM3 Radium helmet is designed primarily for MX, Enduro, and off-road riding.
Use a flexible measuring tape to measure the circumference of your head, about one inch above your eyebrows and around the widest part of the head.
The helmet uses a double D-ring closure system.
Check the sizing chart and consider a larger size. Ensure the chin strap and cheek pads are properly adjusted.
Ensure goggles are compatible with the helmet's design. Adjust the goggle strap to fit securely.
