The rack has folding center arms to allow access to the rear of the vehicle without removing the rack. Holds 1-2 Bikes Fits 1 1/4" and 2" Hitch Receiver Fits 20" to 29" Wheels Folds Up When Not in Use Designed for dependable performance in demanding outdoor conditions, SWAGMAN XTC2 HITCH MOUNT PLATFORM 2-BIKE RACK|64670 helps you pack lighter and go farther.