DURABLE CONSTRUCTION: Steel frame construction with PE bottom, this bike cargo trailer can hold weight up to 40 kgHEAVY DUTY CAPACITY: At 40kg, the push bike trailer has the highest carrying capacity in its class, allowing it to handle most any load.ENOUGH SPACE: In addition to the front and back, the side walls fold down making this cycle trailer easy to transport large objects.EASY TO SET UP: Easy to set up and disassemble, transport and store, and can save your space.BICYCLE HITCH INCLUDED: Includes a simple to use universal hitch that fastens onto your back wheel to allow for quick and easy attaching and removing. Compatible with 20"-28" diameter bike wheels.