Description: Window Balance Channel Block & Tackle for Non-Tilt Windows
Set-up: Includes balance channel, shoe, and top.
Measures: The metal channel's width is 9/16", but is considered 1/2" in the trade
Category: Window Channel Block and Tackle Balance
Material: Aluminum (Plastic Balance Shoes and Tops)
Usage: Used On Single Or Double Hung Windows To Counter Sash Weight
Number: 2821 - 41-43 lbs