Topeak Smartphone Drybag 6" D4 the Artech 2 provides a

the Artech 2 provides a high lateral stiffness and doesn’t compromise on durability

11x30 Chain Shimano Ultegra

push-off and heel impact

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Topeak Smartphone Drybag 6" D4 the Artech 2 provides aFor Smartphones Size Less Than 17x9 cm Waterproof material is sonically welded and seam sealed to repel weather, mud and water for ultimate phone protection. A great way to keep your smartphone handy for communication or to use as a GPS during longer rides. This pack features a foam body for protection and a clear touch window for viewing phone display. The integrated QuickClick mounting system lets you mount or remove the drybag in seconds. WARNING :