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2. Z-drag - Wikipedia

   en.wikipedia.org/wiki/Z-drag

   It is also considered a useful tool in many types of rope rescue, such as crevasse rescue, because of its simplicity, and is commonly used for lifting systems that don't require much more mechanical advantage. [5] It also serves as a method for tightening the rope in a Tyrolean traverse, where the other end is fixed to a stable object.

3. Rigging (material handling) - Wikipedia

   en.wikipedia.org/wiki/Rigging_(material_handling)

   Rigging comes from rig, to set up or prepare. Rigging is the equipment such as wire rope, turnbuckles, clevis, jacks used with cranes and other lifting equipment [1] in material handling and structure relocation. Rigging systems commonly include shackles, master links and slings, and lifting bags in underwater lifting.

4. Hoist (device) - Wikipedia

   en.wikipedia.org/wiki/Hoist_(device)

   Hoist atop an elevator. A hoist is a device used for lifting or lowering a load by means of a drum or lift-wheel around which rope or chain wraps. It may be manually operated, electrically or pneumatically driven and may use chain, fiber or wire rope as its lifting medium.

5. Radium release hitch - Wikipedia

   en.wikipedia.org/wiki/Radium_Release_Hitch

   A radium release hitch is a load-releasing hitch using 3:1 mechanical advantage which is used in a two-rope technical rescue system. [1] The Radium Release Hitch allows a load to be transferred from one rope to another and is commonly rigged into the belay line prior to the operation of a two-rope technical rescue system.

6. STABO - Wikipedia

   en.wikipedia.org/wiki/STABO

   The operator was extracted using a dual rope (or strap) 'Y' design system (one per each STABO rig), lowered by a helicopter. Each strap end typically retained a large carabiner fastener, which was clipped to a large V or D ring permanently attached to each upper shoulder strap of the rig. Once both carabiners were attached to the upper V/D ...

7. Carabiner - Wikipedia

   en.wikipedia.org/wiki/Carabiner

   Center is a standard carabiner rating. Using a carabiner to connect to a rope. A carabiner or karabiner (/ ˌ k ær ə ˈ b iː n ər /), [1] often shortened to biner or to crab, colloquially known as a (climbing) clip, is a specialized type of shackle, a metal loop with a spring-loaded gate [2] used to quickly and reversibly connect components, most notably in safety-critical systems.