Outdoor Manager-Bicycle Cycle Floding Bike MTB Rear Rack Aluminum Rack Carrier Color Black With Bolts Material:Aluminum Quick release remove and easy to install. Adjustable rack length.MAX.Weight:22LBS/10KG Size appox.:length 9.85-19.69inch(25-50cm),width:4.73inch (12cm) Package content: Aluminum Alloy Bike Mount Cycle Bicycle Rear Seat Post Rack set