[jonrick46]

The round bumper on the top allows a feeder line to be shot over the top and pulled in as it drops down the side. Then, all you have to do is pull a rope up over the top while the other end is tied to a slat.

[R_Kangel]

...... Well ..... Obviously you are forgetting the the latest hoverboard technology and ActSafe ACX Power Ascender equipment that most unskilled labor operatives use from south of the border.

....... Never underestimate the strength and cunning of your enemy ....