US Rigging Supply provides high-quality equipment for - you guessed it - rigging. This is a full kit of two unibody blocks and a 1/2" double braided rope. The design of the blocks allows for up to a 2 5/8" sheave diameter and 5/16" shackle. On top of the blocks are swiveling shackles for easy installation into your system, and one of the blocks has a cleat for added control.
Sheave Diameter: 2 5/8 inch
Rope Diameter: 1/2 inch