The Simpson Heavy Duty Twisted Strap 900mm (Twist 100) is a structural restraint strap engineered for lateral support in timber-to-masonry connections. Manufactured from 4mm thick pre-galvanised mild steel, it features a 100mm twist section and 6mm diameter fixing holes for secure anchorage. Designed to meet BS 5268 Part 3 standards, this strap is ideal for roofing and flooring applications where horizontal restraint is required. Its twisted profile allows seamless alignment between vertical masonry and horizontal timber members, simplifying installation and improving structural integrity.