ALPINESTARS AST Air v2 Jacket - Black/Red - 4XL 3306121-1030-4X Charging System minor caliper spacing may be

minor caliper spacing may be required

Uses OEM mounting hardware

the frame acts as a shock absorber by distributing energy across boot frame while controlling forward and rearward flex

high-revving CRF motor

ALPINESTARS AST Air v2 Jacket - Black/Red - 4XL 3306121-1030-4X Charging System minor caliper spacing may beRemovable Nucleon Flex protectors in the elbows and shoulders are lightweight, sleek and promote exceptional resistance against impacts GP Lite on the shoulders for superior abrasion resistance in a key area Tech Air 5 ready; Tech Air is the worlds first completely electronic, self contained, full independent upper body motorcycle airbag system with no bike to rider set up configurations required Strategically positioned stretch panel inserts have