Pre Assembled Plastic Furring Channel Leveling Anchor Quick Install Nylon Expansion Bolt for Fast Ceiling Suspension Product Description The Pre-Assembled Plastic Furring Channel Leveling Anchor is engineered for high-volume ceiling suspension and furring channel framing projects where installation speed directly impacts project cost and schedule. Each anchor arrives with the screw pre-inserted into the nylon PA6 body in the correct alignment, eliminating the separate step of