ISC Arborist Block 16mm (5/8") Size:Default or to install several attachment

or to install several attachment bridges and accessories directly on the bridge

Petzl Alveo

test polyester rope

Width:  45mm

ISC Arborist Block 16mm (5/8") Size:Default or to install several attachmentISC Alloy Arborist Block 16mm (5 8"). The RP051 from ISC is a cast aluminum block made from high tech aluminum alloy. It is incredibly light, but strong. Aluminum alloy bushings and sheaves are supported by stainless steel axles. Spring lock captive bushings are easily accessed by a quick twist nob. Sheave is supported by a sintered bronze bushing. Side plates are broad enough to protect lines during use and painted with a powder coated finish. The