5/8in ISC Medium Cast Block Blue male anti-scratch treatment outside and anti-fog

anti-scratch treatment outside and anti-fog treatment inside

Comes in Green and Matt Grey

Available in 1/2"

Color: Heavy Duty runners only come in the yellow heavy duty webbing as shown in picture

5/8in ISC Medium Cast Block Blue male anti-scratch treatment outside and anti-fogThe 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