Top Line’s Unigrip Truck Bed Bike Rack is an amazing system that holds up to four bikes in the back of your truck without drilling or front wheel removal. An amazing system that holds up to four bikes in the pickup bed, with: No drilling of truck bed or rail, No removal of bike front wheel—bikes go in standing up, no problem with front wheel brake system. Fits any pickup truck, long or short bed, foreign or domestic. Mounts in 2 minutes. No expensive, cumbersome receiver or ball hitch required. Can be used with or without bedliners. Bikes never touch each other. Security system provided.