CRAB 25 System is manufactured in compliance with the European Standard HD1000, British Standard BS1139: Part 5 and BS EN 12810 – 1& 2. This system is suitable to be used as access tower and temporary working platform in building and infrastructure projects. Each scaffold leg consists of an adjustable jack and a standard. The standard is fitted with stirrups at every 0.5m. The stirrups allow the standards to be linked to horizontal members (ledgers) and diagonal braces quickly.