Stow Bikes on Spare Tires and Save Hitch and Rack Space The Thule 963PRO Spare Me 2 is a unique rear mount 2-bike carrier that is specifically designed for use on vehicles that stow spare tires at the exterior, rear of the vehicle using a bolt system. The Spare Me 2 utilizes the existing mounting of the spare tire to secure the carrier and bikes transported, leaving the hitch receiver and roof racks of vehicles available for other purposes. Additional key features include: Stay-Put cradles with detachable anti-sway cages at bike frame contact points, bike arms that fold down when not in use, and bike-to-carrier/carrier-to-vehicle locking functionality. Attaches to rear mounted spare tire and fits both regular and oversized tires Carries up to 2 bikes Stay-Put cradles with detachable anti-sway cages prevent bike-to-bike and bike-to-vehicle contact Integrated locking cable and locking knob secures bikes to carrier and carrier to vehicle Arms fold down when not in use Locking knob functionality adds an additional layer of security against spare tire theft Maximum total carrying capacity - 75 lbs. (34 kg) The carrier's lock is One Key system compatible