Compact and padded top tube bag for any bike or top tube with built-in water bottle bossesProvides quick and convenient access to energy bars, gels, or other energy items you need on a rideThe wide-open water bottle bolt slots provide the proper fit adjuments for different bike frame sizesBolt on attachment provides a stable base for when the trail gets roughBolt on7.4x3.2x1.6`30.5 c.i.BlackRequires top tube braze on mountsSmall (1-100 c.i.)