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Original price
$279.95
-
Original price
$279.95
Original price
$279.95
$279.95
-
$279.95
Current price
$279.95
Product Details
Features
- Conforms to both DOT and ECE 2206 standards, ensuring safe use worldwide.
- The patented visor release system minimizes forces on the neck by releasing the visor with a precisely calibrated amount of force during impact.
- Features 10 inlets and 7 exhaust ports for maximum airflow and effective heat transfer, keeping you cool during intense rides.
- Alpinestars' patented low-friction coating on the EPS liner reduces rotational acceleration forces from oblique impacts.
- Mimics the brain’s natural defense system with a slip-plane layer for added protection.
- Thermo-injected polymer blend with variable thickness delivers optimal impact protection without compromising on weight.
- Engineered for ease of use, offering a snug yet breathable fit for extended riding sessions.
SM3 RADIUM HELMET BLK/WHT/GRY GLOSSY 2X | 482-001812X | 8300826-1546-XXL
SM3 RADIUM HELMET BLK/WHT/GRY GLOSSY LG | 482-00181L | 8300826-1546-L
SM3 RADIUM HELMET BLK/WHT/GRY GLOSSY MD | 482-00181M | 8300826-1546-M
SM3 RADIUM HELMET BLK/WHT/GRY GLOSSY SM | 482-00181S | 8300826-1546-S
SM3 RADIUM HELMET BLK/WHT/GRY GLOSSY XL | 482-00181X | 8300826-1546-XL
SM3 RADIUM HELMET BLK/RED FLUO/WHITE GLOSSY 2X | 482-001822X | 8300826-1553-XXL
SM3 RADIUM HELMET BLK/RED FLUO/WHITE GLOSSY LG | 482-00182L | 8300826-1553-L
SM3 RADIUM HELMET BLK/RED FLUO/WHITE GLOSSY MD | 482-00182M | 8300826-1553-M
SM3 RADIUM HELMET BLK/RED FLUO/WHITE GLOSSY SM | 482-00182S | 8300826-1553-S
SM3 RADIUM HELMET BLK/RED FLUO/WHITE GLOSSY XL | 482-00182X | 8300826-1553-XL
SM3 RADIUM HELMET GRY/BLK/YLW FLUO MATT 2X | 482-001832X | 8300826-9510-XXL
SM3 RADIUM HELMET GRY/BLK/YLW FLUO MATT LG | 482-00183L | 8300826-9510-L
SM3 RADIUM HELMET GRY/BLK/YLW FLUO MATT MD | 482-00183M | 8300826-9510-M
SM3 RADIUM HELMET GRY/BLK/YLW FLUO MATT SM | 482-00183S | 8300826-9510-S
SM3 RADIUM HELMET GRY/BLK/YLW FLUO MATT XL | 482-00183X | 8300826-9510-XL
Features
- Conforms to both DOT and ECE 2206 standards, ensuring safe use worldwide.
- The patented visor release system minimizes forces on the neck by releasing the visor with a precisely calibrated amount of force during impact.
- Features 10 inlets and 7 exhaust ports for maximum airflow and effective heat transfer, keeping you cool during intense rides.
- Alpinestars' patented low-friction coating on the EPS liner reduces rotational acceleration forces from oblique impacts.
- Mimics the brain’s natural defense system with a slip-plane layer for added protection.
- Thermo-injected polymer blend with variable thickness delivers optimal impact protection without compromising on weight.
- Engineered for ease of use, offering a snug yet breathable fit for extended riding sessions.
| Product Style | Store SKU | MFR. Product # | Availability |
|---|---|---|---|
| SM3 RADIUM HELMET BLK/WHT/GRY GLOSSY 2X | 482-001812X | 8300826-1546-XXL | 482-001812X | 8300826-1546-XXL | In Stock |
Product Description
Features
- Conforms to both DOT and ECE 2206 standards, ensuring safe use worldwide.
- The patented visor release system minimizes forces on the neck by releasing the visor with a precisely calibrated amount of force during impact.
- Features 10 inlets and 7 exhaust ports for maximum airflow and effective heat transfer, keeping you cool during intense rides.
- Alpinestars' patented low-friction coating on the EPS liner reduces rotational acceleration forces from oblique impacts.
- Mimics the brain’s natural defense system with a slip-plane layer for added protection.
- Thermo-injected polymer blend with variable thickness delivers optimal impact protection without compromising on weight.
- Engineered for ease of use, offering a snug yet breathable fit for extended riding sessions.
Part Numbers
| Product Style | Store SKU | MFR. Product # | Availability |
|---|---|---|---|
| SM3 RADIUM HELMET BLK/WHT/GRY GLOSSY 2X | 482-001812X | 8300826-1546-XXL | 482-001812X | 8300826-1546-XXL | In Stock |