These pulleys were developed in the early 2000s by Reed Thorne of Sedona based Ropes That Rescue

Collar strap

and Harken Industrial

Planning For Rope Access such as personnel selection and training and Equipment for Rigging ‚ Skills For The Rope Access Technician including Rigging Concepts

it makes an excellent collection point

VULCAN Asymmetric Carabiner T&T These pulleys were developed inHigh strength asymmetric carabiner with large capacity VULCAN is a high strength steel carabiner designed for use in difficult environments. The large capacity asymmetrical shape is ideal for setting multiple anchors. The VULCAN carabiner is available in two locking systems: automatic TRIACT LOCK system or manual SCREW LOCK system. VULCAN TRIACT LOCK is available in European or international versions. Details Steel suitable for harsh conditions For