Notch Spring Locking 3/4" Rigging Block

The Notch 3/4" Spring Locking Arborist Rigging Block is a medium sized arborist block that accepts working lines up to 3/4 inch (19mm) in diameter. It features hot forged aluminum side plates with rope friendly rounded cheeks. The precision CNC machined aluminum sheaves have wide bend radii.

It has a low profile, secure, easy-to open two stage captive spring pin locking system.  It has high wall, full diameter, improved anchor sling protection as well as a wide, concave upper sheave.  The flared sideplates reduce twisting in complex rigging scenarios.