1. Robust steel construction and load specifications Material and build: 3.8 cm (1.5 in) diameter hardness steel pipe for durability. Load capacity: up to 400 KG / 882 LB. Specific holding rating: can hold up to 200 KG / 440 LB. 2. Secure grip for stable cargo Large rubber grip surface: 10 x 6.5 cm (4 x 2.5 in) to prevent cargo from sliding or shifting on bumpy roads. Designed to accommodate large loads with reliable support. 3. Telescopic and versatile use Adjustable length: retractable up to 273 cm / 9 ft to fit different compartments. Flexible orientation: usable horizontally or vertically to meet various cargo transportation needs. Spring design: protects the truck bed and reduces the risk of carriage deformation during use. 4. Easy setup with no tools No drilling or additional tools required. Quick securement: hold the snap, turn the handle in the opposite direction, pull out the thin tube shelf, turn the handle until you hear a click to confirm lock, and you're ready to use. 5. Practical use scenarios Securing long or bulky loads in a pickup truck bed, such as lumber, pipes, or metal rods, to prevent movement during transit. Containing box and crate cargo in a trailer or moving van to minimize shifting on rugged roads. Fixing tall or wide items in flatbed configurations, providing stable restraint for cargo that spans across compartments.