This new pulley frame design is ideal for making compact haul kits. Integrated stainless steel pins help retain the rope when a rigged system is packed so that system can be pulled out and used immediately. Manufactured from high quality aluminum and anodized to help prevent corrosion. The Advance Tech Mate is the ideal compact pulley for technicians wanting to use the Advance Tech HS in a mini haul system. The Advance Tech Mate will support rope diameters from 7 mm up to 12.5 mm. Certified to meet NFPA 1983 (2012 edition) Technical Use auxiliary equipment requirements.