Easy to attach to the saddle stays. This is a rear carrier for road cycles. Although it is new and unused, it has small scratches from transportation. Wrenches etc. for installation are included, but there is no installation manual, so please refrain from purchasing if you are not good with your hands. Sturdy aluminum bicycle carrier, with mounting hardware. - Type: Bicycle carrier - Color: Black - Material: Aluminum - Included items: Complete set of mounting hardware - Size: Standard size Thank you for viewing.