The HoldUp is Yakimas fastest, easiest way to load bikes. Expand the 2 Bike capacity of your HoldUp to 4 Bikes with the HoldUp +2. The StrongArm design secures your Bike at the wheels in seconds, protecting paint and Carbon Frames. Accommodating to most frame designs including disc brakes, through axles, and full suspension bikes. Side-to-side adjustability allows you to adjust space between bikes, ensuring they cannot rub and become damaged. The rack also tilts down with bikes loaded for rear vehicle access. Secure the HoldUp+2 to the HoldUp with a HitchLock. Max. tyre width for 29″ wheels is 2.4.