Silca Mattone Seat Pack with BOA Dial BPW Seamless 3-2

Seamless 3-2

Trigger Valve Operation allows for easy and controlled inflation

6° of engagement (stock ratchet is 20°)

The internal Ultra-Shift mechanism controls the 12-speed rear derailleur

and an anti-seize compound compatible with titanium BB shells

Silca Mattone Seat Pack with BOA Dial BPW Seamless 3-2Named after the Italian word for Brick, Mattone is a water resistant, ultra compact seat bag that attaches to the rails using the BOA Closure System. Unique zipper design allows it to be accessed while on the bike, or to open like a book when removed from the bike for easy access. Seat bag users fall into two categories: Seat Roll aficionados and seat bag users. Traditionally, seat bags have been simple open spaces that allowed content to jangle