ISC Arborist Block 20mm (3/4") Size:20mm Please follow all instructions and

Please follow all instructions and use responsibly

From attaching blocks and pulleys in the canopy of the tree

The straight blade helps you execute neat

or attaching to the rigging line as a spider leg for balancing limbs

ART Positioner 2 Flip Line Adjuster with Swivel

ISC Arborist Block 20mm (3/4") Size:20mm Please follow all instructions andISC Alloy Arborist Block 20mm (3 4") The updated RP055 from ISC is a 3 4" capacity spring block perfect for the working arborist. Compact design and the unique upper sheave opens and closes and secures easily. Eliminates the chance of dropping a sheave. The rope friendly rounded side plates are thick aluminum with a blue powder coating to enhance the life of the block. MBS: 150KN WLL: 30KN Pulley wheel colour Green Anchor wheel colour Red Body