Yakima FullTilt 4 Bike Rack Comes fully assembled with an integrated security system that locks the bike to rack and rack to vehicle with included Same Key System Locks (SKS). AutoPin automatically positions and secures the rack into the hitch receiver and Tool-free SpeedKnob quickly tightens and locks the rack to your car. UpperHand lever tilts rack down for vehicle access and folds it flat for easy storage.Max 40 lbs per bike with a total max of 150 lbs ZipStrips secure bikes to the rack and are fully removable (two extra included) and anti-sway cradles eliminate bike-to-bike contact.1-1/4 or 2 Hitch Receiver Required Love it 'Till You Leave It Limited Lifetime Warranty.