HERC Yarding Block Single Wood - 3 in

Product Description

Product Description:
Hercules 3 inch wood rope block—commonly known as a wooden pulley or a wood block. This block is a mechanical assembly traditionally used to lift heavy loads using manila or synthetic rope. It consists of a protective wooden outer frame (the shell), an internal grooved wheel (the sheave) with a hook with latch and becket other end  

Material:
For use with fibre rope 
Galvanized strap, sheave and hook  
 Design Factor: 4:1 
 Identification: Trademark, Size/WLL

Specifications:
Rope size 3/8” manila or synthetic rope  
 Design Factor: 4:1 • Identification: Trademark, Size/WLL
WLL 500 lbs 

Uses:
Marine application 
Roofing 

Key Features:
When combined in a system, they provide a simple 2:1mechanical advantage
Shipping weight 1.2 lbs