◆Design with high quality aluminum alloy and quick release. Fits V-brake and Disc brake bike, for many kinds of bike;

◆Weight capacity is up to 110lbs when every part is tightly installed; Shelf Length 22", Width 5.7"; Panel Length 14"; Width 6" ;

◆Seat Post' diameter should be 0.85-1.3" and donot have shock absorber;

◆Includes Red Rear Reflector Lamp and Elastic Cords, which can make you safer to riding at night and keep your luggage secure. With side protecting frame, your luggages are protected from scratching by the wheel or spokes;

◆◆◆Come with tools and installation instruction(Please download the installation instruction from the link in "Product description" ).