1,Easily pull and push,even the length reach 100 meters; 2,High quanlity; 3,Iron core, steel core, PE core ... , PE core is better The core material can be iron, steel and PE ... PE is the best;The cable can be pulled and pushed easily,even reaches 100 meters.In this ... the steel core,the iron core and the PE core is put together. marine push pull control cable with PE core