Look at the great video for lifting 305 t Azipod propeller systems with Haklift's 100 t round slings and lashing will happens with lashing chains and binders.
50t pulling bench for testing products
Ecolash buckles guide (SYL50, SYL50S, SYL100)
Ecolash tool SYKI1000 guide
Ecolash tool SYKI800 guide
Testing for lashing systems