5/8in ISC Medium Cast Block Blue Micro depending on the intended type

depending on the intended type of use: as a swinging element in a double leg configuration

White core within the black and orange suspension bridge makes wear readily visible at a glance

Meets ANSI Z89

Weight (grams)    93

5 teeth/inch (7

5/8in ISC Medium Cast Block Blue Micro depending on the intended typeThe 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