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2. Safety harness - Wikipedia

   en.wikipedia.org/wiki/Safety_harness

   Class 1 is body belts (single or double D-ring), designed to restrain a person in a hazardous work position, prevent a fall, or arrest it completely within 3 feet (90 cm) . Class 2 is chest harnesses, used only with limited fall hazards (including no vertical free fall ), or for retrieving persons, as from a tank or bin.

3. Rock-climbing equipment - Wikipedia

   en.wikipedia.org/wiki/Rock-climbing_equipment

   Some climbers will use a single full-thickness climbing rope with a diameter of approximately 9 to 11 mm (0.35 to 0.43 in), and some will use double ropes, or "half-ropes", to reduce rope drag (e.g. one rope is clipped into any given anchor or protection point), which have a reduced thickness of approximately 8 to 9 mm (0.31 to 0.35 in) to ...

4. Climbing harness - Wikipedia

   en.wikipedia.org/wiki/Climbing_harness

   Sit harness. A climbing harness is a piece of equipment that allows a climber to tie in to the safety of a rope. [1] It is used in rock and ice climbing, abseiling, and lowering; this is in contrast to other activities requiring ropes for access or safety such as industrial rope work (such as window cleaning), construction, and rescue and recovery, which use safety harnesses instead.

5. Lifeline (safety) - Wikipedia

   en.wikipedia.org/wiki/Lifeline_(safety)

   Construction site lifeline systems include dedicated attachment brackets, safety lanyards and harnesses. [6] Construction lifeline systems may be subdivided into those used to arrest workers in the event of a fall ( active systems ), or restrain workers from reaching a fall hazard ( restraint systems ).

6. Spring-loaded camming device - Wikipedia

   en.wikipedia.org/wiki/Spring-loaded_camming_device

   A selection of spring-loaded camming devices of differing sizes Climbers often carry a large number of cams on traditional climbs.. A spring-loaded camming device (also SLCD, cam or friend) is a piece of rock climbing or mountaineering protection equipment.

7. Belly chain (restraint) - Wikipedia

   en.wikipedia.org/wiki/Belly_chain_(restraint)

   Such combinations are commonly referred to as "full harness" [6] or "H-style" [7] restraints. When applying this type of belly chain, the chain is first placed tightly around the detainee's waist and secured behind the back with a padlock. Then, the handcuffs are put on the detainee's wrists; the cuffs should always be double locked once ...