Universal: HOMEE bike rear rack suitable for most bicycles, such as road bike, mountain bike, fat bike, etc. (Kids' bike, soft bike, folding bike, small tire bike, uncommon rack and Trek Verve cannot be used). This bike back rack come with bike accessories and installation instruction, The Rack body is adjustable in size Easy To Mount: Shelf for back of bike length 21.65 inches, Width 5.7 inches; Panel Length 13.98 inches; Width 5.7 inches (Seat Tube Diameter: 0.85-1.3"/2.2-3.3 cm) adjustable for kinds of bikes. This bike back rack perfect for use with panniers, backpacks, baskets Durable: 110Lb Capacity, Durable Alloy Steel Rack for V Brake and Disc Brakes. Safety: Red rear reflector increase visibility on the night cycling to ensure your night cycling safety. W-Shaped Design: Bicycle cargo rack rear design with W-shaped bars to prevent pannier from hitting the tires, keeps your pannier safe.