This bike cargo trailer prioritizes safety, durability, and convenience. Triple visibility details, including a red flag and reflectors, keep you secure in low-light conditions, while the foldable steel frame balances strength with portability. The removable storage box, flat-laying rear gate, and quick-release inflatable tires make transporting gear smooth and practical.Features - Fits 19-35mm seat posts Reflectors and large flag for nighttime visibility Removable and foldable storage box with 17.25-gallon capacity Rear gate lays flat for transporting large or awkward items Rear seat post clip adjustable to 30" or 32" height Large inflatable quick-release tires Quick and easy to assemble and disassemble for storage Specifications - Color - Black Materials - Steel, Galvanized Steel, Polypropylene Overall Size - 57" L x 24" W x 30"/32" H (without flag) Folded Size - 26.5" L x 19" W x 10.25" H Cargo Compartment Size - 25.5" L x 17.25" W x 6"/8.25" H (Bottom to Ground - 7.75") Plastic Storage Box Size - 23.5" L x 15.75" W x 14.25" H Rear Seat Post Clip Height - 30", 32" H Distance from Clip to Cargo Box - 26.5" L Wheel Size - 16" Dia, 1.75" W Weight Capacity - 88 lbs. Package Includes - 1 x Bike Cargo Trailer 1 x Storage Box 1 x Flag 1 x Manual