SIMPLE SCAFFOLD INTRODUCES THE ADJUSTABLE CUP-LOCK COUPLER CLAMP Simple Scaffold's new Cup-Lock Coupler will allow for the adjustment of any scaffold deck or hand rails to be placed at any level desired which in turn, allows you to use your own scaffolding at a totally adjustable basis. It also allows knee-outs to be set at the required deck heights, allows erectors to use their own gating systems and build stair towers at required elevations, and makes modifications a breeze. Our product will be capable of supporting a medium duty scaffold and is specially designed for precise placement of decks, handrails, knee-outs, stairs, etc. With the cup-lock coupler clamp, whether it is 1 story or 200 stories, you can set your elevation wherever it is needed. OSHA & ANSI APPROVED