ALPINESTARS SM3 Helmet - Solid - Gloss Black - XL 8300326-1180-XL Duke 890 Features new needle profiles for

Features new needle profiles for compression and rebound adjusters

all designed to meet FIM noise limits for competition

this slip-on elevates your S1000RR with Akrapovič’s iconic sound and style

Closed end design for all off-road applications

ALPINESTARS SM3 Helmet - Solid - Gloss Black - XL 8300326-1180-XL Duke 890 Features new needle profiles forSM3 Helmet Solid Gloss Black XL Varied thickness shell construction for optimized protection and light weight, 6 piece EPS liner with three different densities, Polished inner EPS liner with special coating to reduce friction with comfort liner for rotational impact management, Breakaway visor, Varied thickness shell construction for optimized protection and light weight, 6 piece EPS liner with three different densities, Polished inner EPS liner with