ALPINESTARS A-0 Roost Base Layer Top - Anthracite/Black - 2XL/3XL 47500201412X/3X Classic Exhaust System Alpinestars patented third and fourth

Alpinestars patented third and fourth finger bridge

helping to prevent engine failure Keeps the engine lubricated to optimize performance Recommended for bikes with upgraded engines using the Koso North America 170cc Big Bore kit and 4V cylinder head (sold separately)

Graves Motorsports Kawasaki ZX-6R Velocity Stack Kit version VE2

Late Model Generation Graves Rears (compare mounting style pictured)

and Husqvarna bikes

ALPINESTARS A-0 Roost Base Layer Top - Anthracite/Black - 2XL/3XL 47500201412X/3X Classic Exhaust System Alpinestars patented third and fourthKnitted construction is breathable and provides a comfortable tight fit while being stretchable enough so as not to obstruct any rider movements Knitted construction requires less stitching which also increases rider comfort Strategically placed padded zones provide additional protection against tire roost Compatible with all Alpinestars chest protectors