ALPINESTARS Stella SMX Air Jacket - Black - Medium 3316523-10-M Passenger Back Rest - Universal See image below for bike

See image below for bike listings in 108 or the different fitment 100mm (for instance the 17 + ZX-10R uses 100mm calipers - This product is only for 108mm fitment bikes)

Features a floating

Custom engineered to fit specific application and are designed to provide low restriction and increased performance

Includes 18mm O2 bungs for tuning

Folding design

ALPINESTARS Stella SMX Air Jacket - Black - Medium 3316523-10-M Passenger Back Rest - Universal See image below for bikeTech Air Ready Dedicated female fit Strategic stretch inserts on side torso and upper back panel Detachable windproof liner Ergonomic design for optimal sport movement and flexibility Mesh chassis with mechanical stretch combined with polyfabric 450D perforated in key areas including the chest panel Waterproof compartment Waist adjusters New inner construction for Nucleon protection insert upgrades, ready to accommodate the new Alpinestars long back