Large Single Prussik Aluminium Pulley 16mm Rope 1.6mm (.063") What makes the Omni Block

What makes the Omni Block different from a standard pulley

Multiple gate-type options:

compact swivel shackle

the Quick Step-A significantly improves climbing efficiency by distributing effort between the arms and legs

Wing design helps hold the shank securely in place

Large Single Prussik Aluminium Pulley 16mm Rope 1.6mm (.063") What makes the Omni BlockISC Large Single Prussik Pulley Aluminium, Max 16mm Rope The ISC Large Single Prussik Pulley is a heavy duty professional pulley designed for arborist climbing, rigging, rescue and rope access applications. Built for use with ropes up to 16mm, it provides strong, reliable rope handling for demanding professional systems. It's in stock at Gustharts as an authorised ISC dealer. Part of ISC's heavy duty Prussik pulley range, this aluminium pulley is