Symmetrical Tension Puller for changing out insulator strings -- Takes up mechanical tension from the conductor to assist in the removal of the insulator string; accommodates bells up to 10" dia. and hardware up to 30” (76 cm) in length; max load rating 4,000 lbs (1,779 daN); made withEpoxiglas® poles manufactured and tested per ASTM F711 and IEC 60855; removable/adjustable holding device included; includes 24mm ratchet wrench with universal adapter (also available separately).