SM: 192258001
MD/LG: 19225800
XL: 192258005
XL: DUPLICATE
MD/LG: DUPLICATE
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The Troy Lee Designs A1 MIPS helmet is a lightweight, all-mountain bike helmet that offers maximum coverage. It features the next-gen MIPS liner for enhanced protection against impacts, particularly rotational forces. The helmet received a perfect 5-star safety rating from Virginia Tech and ranked first in the Mountain category.
| Head Circumference [CM] | |
|---|---|
| XS | 50 - 54 |
| SM | 54 - 56 |
| MD/LG | 57 - 59 |
| XL/XXL | 60 - 62 |
| Head Circumference [CM] | |
|---|---|
| SM | 54 - 56 |
| MD/LG | 57 - 59 |
| XL | 60 - 62 |
| Head Circumference [CM] | |
|---|---|
| SM | 53 - 56 |
| MD/LG | 57 - 59 |
| XL | 60 - 63 |