1.Name:scaffolding base jack 2.Diameter:30,32,34,36,38mm 3.Surface:galvanized, ... 4.Min order:2000 pcs 5.Material:Q23 Scaffolding base jack The base jack of our factory is a high quality cost effective ... feel free to contact us ! IF YOU NEED OUR BASE JACK, PLS CONTACT ME IN YOUR FREE TIME!Contact personal:Vicky ...