HJC i71 Lower Vent Helmet Accessories
Replacement lower vent set for HJC i71 helmets.
- Specifically designed for the HJC i71 helmet
- Improves airflow and ventilation during rides
- Constructed from durable materials for long-lasting use
- Easy to install for quick replacement or maintenance
- Colors: Black, White, Semi Flat Black
- Sizes: One Size
- SKU: 0915-2105, 0915-2109, 0915-2135



New or Brand New - Brand new item in original packaging (original manufacturer's warranty may apply).
Refurbished - Professionally restored and in perfect working condition. Original packaging may be missing or slightly damaged.
Used - Item has seen limited use but remains in good working condition. May show some limited signs of wear with small scratches or cosmetic blemishes. May arrive with damaged packaging or be repackaged.
Refurbished, Without Tags - Same as refurbished. Item may arrive with mising labels or tags.
Refurbished, Last Call - Same as refurbished. Last call or closeout item.
HOW TO DETERMINE YOUR HELMET SIZE
(H) HEAD
Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, repeat for good measure and use the largest measurement.
| SIZE | HEAD (IN) |
|---|---|
| 2XS | 20 1/8 - 20 1/2 |
| XS | 20 7/8 - 21 1/4 |
| SM | 21 5/8 - 22 |
| MD | 22 1/2 - 22 7/8 |
| LG | 23 1/4 - 23 5/8 |
| XL | 24 - 24 3/8 |
| 2XL | 24 3/4 - 25 1/8 |
| 3XL | 25 5/8 - 26 |
| 4XL | 26 3/8 - 26 3/4 |
| 5XL | 27 1/4 - 27 5/8 |
HOW TO DETERMINE YOUR HELMET SIZE
(H) HEAD
Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, repeat for good measure and use the largest measurement.
| SIZE | HEAD (IN) |
|---|---|
| YOUTH S | 19 1/4 - 19 3/4 |
| YOUTH M | 20 - 20 1/2 |
| YOUTH L | 20 7/8 - 21 1/4 |
| YOUTH S/M | 19 1/4 - 19 3/4 |
| YOUTH L/XL | 20 - 20 1/2 |
