The Thule Insta-Gater Pro Truck Bike Rack is a fully adjustable, upright bike carrier designed for the inside part of the truck bed. This truck bike rack quickly secures the bike without frame contact using the ratcheting arm making it Ideal for carbon frames, mountain, downhill, ebikes and fat bikes. It accommodates wheel sizes from 20 - 29" and up to 5" tires. Transport your bike easily with the Thule Insta-Gater Pro Truck Bike Rack!