Fully extendible 3-piece telescopic extension that can fully open the drawer, maximizing space utilization. Closed length: 250 mm to 1500 mm; fully extended length: 500 mm to 3000 mm. 53 mm wide high performance slide rail made of 2 mm thick cold-rolled steel. Load capacity per pair: 45 kg to 150 kg. Side mounting for easy installation. Wide range of applications for industrial and home use. Suitable for goods shelves, kitchen cabinet rails, furniture drawers, heavy duty cabinets, industrial machinery, motorhomes, trucks, vending machines, and more. Glide performance and durability. Industrial grade steel balls provide smooth and quiet operation; wear resistant rubber mat reduces impact when closing the drawer. Use scenarios - In a heavy-duty workshop tool cabinet or industrial cabinet drawer that requires full extension and high load capacity. - In a kitchen or furniture drawer where smooth, quiet, reliable extension is important. - In a motorhome, truck, or vending machine where rugged use and vibration demand durable, quiet rails.