Alpinestars Nucleon KR-Celli Insert Size:Md Designed for maximum performance features

Designed for maximum performance features interference wound double chrome silicone springs

2010 Arctic Cat Z1 1100 EFI LXR

Mount kit includes (2) mounting brackets

1991 Honda XR100R

12641 utilizes a perforated stainless steel core wrapped in stainless steel mesh and acoustic fiber fill to achieve a powerful

Alpinestars Nucleon KR-Celli Insert Size:Md Designed for maximum performance featuresVented and lightweight. Thin profile: 10mm shell + 3mm air mesh. Unique cell micro structure for advanced energy absorption. Rest impact energy: 13. 8 15. 9KN. Ultimate comfort: commuting, everyday riding. Can be added to all Alpinestar jackets.