5/8in ISC Medium Cast Block Blue Big Dan designers will try to bias

designers will try to bias the load toward the spine of the Carabiner

A convenient system of perforations allows users to arrange their equipment systematically according to their own preferences

red and black

Max Rope Size:     3/4″ Rope

5/8in ISC Medium Cast Block Blue Big Dan designers will try to biasThe medium version is now manufactured using Hot Forged Technology, combined with high quality materials and components. These blocks are rope friendly, durable and extremely robust. These features combined give maximum security and strength, when the block is rigged as part of an impact system. Apart from the aesthetically pleasing curves, the ISC impact pulley is designed to work (together with textiles) to absorb the huge forces which are created