National Hardware's 2" Pulley is designed for use with rope or cord in indoor and outdoor applications. Zinc die-cast body and solid brass sheave provides maximum durability in all applications. Easily attaches to a variety of applications via a d-shaped ring. Makes moving and lifting items easier and can be rigged as a block and tackle to reduce line pull. Can be rigged as a block and tackle to reduce line pull. Light Duty Rating with 55 lbs. Safe Working Load, always follow safe working load (SWL) limits included on packaging. National Hardware's Lifespan Limited Lifetime Warranty.