Hi-Safe Fall Block Sharp Edge 5 m The Hi-Safe Self Retracting Fall Blocks are available in a range of standard or sharp edge rated models, all with 4.8 mm galvanized steel wire. STANDARD BLOCKS are for vertical use SHARP EDGE BLOCKS may be used both vertically or horizontally and are rated for sharp edges to radius of 0.5 mm All blocks feature: A comfortable carry handle that doubles as the attachment anchor point, a steel swivel triple action karabiner with integral fall indicator plus a separate steel triple action karabiner for anchorage options All blocks reduce dynamic loads to less than 6kN in the event of a fall All blocks are fully serviceable and made of proprietary high impact Polymer that is near indestructible SHARP EDGE BLOCKS conform to AS/NZS 1891.3, EN 360:2002, G11#11.060 STANDARD BLOCKS conform to AS/NZS 1891.3, EN 360:2002 Hardware conforms ANSI Z 359.12-2009