FLIP TO FIT! Versatility and simplicity is the virtue of this design. The rack deck can adjust fore and aft, but also flip over to better fit different size bikes. . . . Aluminum Construction: A lightweight and tough material for extra durability.. . No frame mounts required. . Perfoms great with trunk bags. . Light and reflector mounting loop. . Fits seatposts 22 768686986253 32800000006 7044592