ALPINESTARS SM3 Helmet - Heat - Gloss Red/White/Black - XS 8301026-3126-XS Compensator 15-0644 V-Twin Primary Cover Gasket

15-0644 V-Twin Primary Cover Gasket Reference #'s (if available): 60540-65A Can't find what you need

Minimum Firearm Length (1x5 Panel Setup): 23”

Highly durable and extremely loud EXL series design built for the average to extreme audio systems

Low FS of 28Hz so the sub can play ultra-low frequencies all while still retaining the versatility of a traditional subwoofer

ALPINESTARS SM3 Helmet - Heat - Gloss Red/White/Black - XS 8301026-3126-XS Compensator 15-0644 V-Twin Primary Cover GasketVaried 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 One outer shell and two inner EPS liner sizes, with optional + 5 mm cheek pads for a tailor made fit Breakaway visor