Description: High Load Capacity: This backpack frame is designed to carry heavy loads, making it an ideal choice for those who need to carry a lot of equipment or supplies. It can bear a weight of 50-80kg and has product dimensions of 88cmx40cmx27cm/34.65inchx15.75inchx10.63inch.Ergonomic Design: The heavy carrying backpack frame not only conforms to ergonomic design but also leaves enough breathable space for your back. The design of the chest adjustment strap enhances comfort and breathability.Quality Material: This portable folding pack frame is made from aluminum alloy and nylon, making it sturdy and reliable. It ensures long term use even under harsh outdoor conditions.Convenient Features: The heavy duty backpack frame adopts a double rings design that allows you to conveniently hang small accessories such as communication devices or water bottles.Comfortable Padding: The interior of the backpack is equipped with thick sponge padding, providing great resilience and comfort. Great for carrying all your essentials during hiking, camping, or any outdoor activities. Specification: Material:?Aluminum Alloy, Nylon Size Chart: 88cmx40cmx27cm/34.65inchx15.75inchx10.63inch Package Includes: 1 Heavy Carrying Backpack Frame Note: Please allow slightly errors 1-2cm differences due to manual measurement.