description scaffold leveling jack with welded base plate the leveling jack is made of all steel and has a 5 in. x 5 in. welded base plate.  it is 24 in. tall with 18 in. of adjustment. this leveling jack has a 1 3/8 in. diameter. threads include "stop" feature 6in from top of threads to prevent not having enough support inside the scaffolding leg. california proposition 65 warning. features all steel design 24 in. tall with 18 in. of adjustment 5 in. x 5 in. welded base plate. 1 3/8 in. diameter specifications acme tools brand name acme tools shop acme tools part number albp assembled weight (lbs) 14 california proposition 65 warning required yes globaltradeitemnumber (gtin) 00837654766026 internet product code (ipc) 8e40e196260 ladder accessory category scaffolding length (in) 24 package weight 14 package weight (lbs) 14 scaffolding type scaffold accessories upc 837654766026 width (in) 5