borsa portapacchi topeak rx trunkbag dxpHigher capacity TrunkBag road bag, perfect for commuting, school, and errands. The rigid foam insulates and maintains shape. Features a large main compartment and two zippered side compartments that open up to become full side bags with a multi expandable top. The aerodynamic shape is ideal for road and fitness bikes. Compatible with the RX QuickTrack system with side frames. Compartments One main, two side with expandable zippers, multi expandable