SM3 HELMET BLACK-GLOSS Base Layer Non step height adjust system

Non step height adjust system fits under most dirt bikes from 65cc to full size dirt bikes

Count on flexible response to negotiate the terrain

Its deep red tone carries that old-school garage feel

1987 - 2026 KTM 450 EXC-F

BODY PROTECTION

SM3 HELMET BLACK-GLOSS Base Layer Non step height adjust systemThe S M3 Helmet is engineered for MX, Enduro and Off road use featuring innovations and technologies optimized for ease of use, comfort and impact performance. Shell construction featuring a thermo injected shell incorporating a special polymer blend enhanced by varying degrees of thickness, engineered to deliver optimal combination of impact protection and light weight. Alpinestars patented innovative low friction coating is applied to inner part of