The Base Jack is used as a starting base for a scaffold. The vertical adjustment of the nut allows for the scaffold to be level and plumb on uneven and sloped surfaces.

Material High Strength Steel
Finish  Zinc plated / HDG

Max. Recommended Swivel +/-45° from vertical line

Product CodeDescriptionExtensionWeightPacking
Ft-InMMLbsKgStillageQuantity
OSTSAJ025Swivel Screw Jack (Solid)21"54015.67.1Rack200
OSUTSJ011Swivel Screw Jack (Hollow)18"46011.25.1Rack200