The Topeak Omni QuickTrack Adapter is a versatile and durable solution for mounting your Topeak TrunkBags and rear baskets to a standard rear rack or Racktime system platform. Designed with adjustable mounting brackets, this adapter fits rear rack widths ranging from 90mm to 120mm and accommodates rack tubes with diameters between 10mm and 12mm. Made from high-quality engineering-grade polymer, the Omni QuickTrack Adapter ensures a secure fit and easy installation, allowing you to transform your rear rack into a QuickTrack compatible system. Whether you're commuting, touring, or running errands, this adapter adds unparalleled convenience to your bike setup.