Mechanical Cable Drum Jack

We are offering mechanical cable drum jack, cable drum trestles etc.
Cable pulley block cable block& cable block &lifter stringing blocks were used to string different  conductors.--
description:
we manufacture a lot of models cable pulling block for different uses in the overhead transmission line construction.
They have are used to support conductors, opgw,adss, communication lines
the sheave of the pulley blocks are made from high strength mc nylon,or aluminum materials ,and the frame of blocks are made of galvanized steel.
Cable pulley block are high strength and flexibility, easy to use, light weight, wear-resisting, and long service life.