Видео с ютуба 3:1 Z-Rig

MAS Type Simple / Z-Rig dan Stopper nya ... #basarnas #rescuer #pulley #learntogether

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ASR CSER - Pulley System Demonstration Part 3: Z-Rig with Hand Ascender

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Mechanical Advantage: A Realistic & Practical Progression

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Z-rig high angle rescue (part 1)

УМНОЖИТЕЛЬ МОЩНОСТИ.. СИСТЕМА БЛОКОВ Z-RIG 3:1 #лесозаготовка #лесозаготовка #лесозаготовка #мулы...

Z-RIG Manual | part 1

Mechanical advantage system 3:1 Z- Rig