Adjustable Clamp 550 (product code 912220) is used when drilled anchors is to be avoided. The clamp can be swivelled and turned around, and be installed in one simple operation without damaging the concrete surface. It is fitted with an integrated post lock to retain a standard Post 1,3 to which twin Adjustable link bars are easily attached for full protection. Adjustable link bars are offered in four telescopic lengths. The same components are used to protect landing areas.