Extension UnitThis Extension Toolkit can be added on to the Base Unit or the Base + Tower Unit to give additional approx. 60cm of working platform height with supported guardrails (note: it cannot be used on its own). With 2mm welded aluminium tubing made to Australian Standards and secured connectors, it reduces shake and comes with lockable scaffolding wheels. Its compact build at 1. 44m length x 0. 74m width can be used in tight and hard to reach spaces, with