4:1 mechanical advantage
6:46
Complex 5 to 1 Haul System made easy
4:13
4:1 Mechanical Advantage converted to a 12:1
40:00
Perfert Operation Complete 100% Project Making House by Dozer Push Soil into water with 5ton Trucks
11:08
GFPD Tripod and 4:1 block and tackle
5:33
Building Mechanical Advantage (3:1 or 5:1)
5:15
Technical Escort 4 to 1 Mechanical Advantage
4:33
5 to 1 Mechanical Advantage
4:35