Royal U Head Jack 50 - No. 2 (ROYALjack50) are heavy-duty adjustable jacks made from fully threaded steel tubes, designed for reliable height adjustment and base support in scaffolding and formwork systems. Each jack features a coarse-threaded adjustment nut and a robust flat base plate (150mm x 150mm) for secure placement on solid surfaces. The U Head variant allows direct placement of a bearer for efficient load transfer and alignment. These jacks are compatible with scaffold standards and ROYALframe systems, providing stable and flexible support for elevated structures. Features + Benefits: Threaded Steel Tube: Durable and built for precise, adjustable height support.150mm Flat Base Plate: Ensures even load distribution on level surfaces.Integrated U Head: Supports one or two bearers for effective alignment and load transfer.System Compatible: Designed to work seamlessly with ROYAL scaffolding and formwork frames. Product Uses: Used at the base of scaffolding and formwork systems to provide stable footing and precise vertical adjustment during setup. Specifications: Description Effective Length (mm) Weight (kg) Code Number ROYALjack50 U Head No. 2 580 5.00 RJ50U2