Heavy Duty Plastic Furring Channel Leveling Anchor High Load Nylon Expansion Bolt for Ceiling Grid Suspension System Product Description The Heavy Duty Plastic Furring Channel Leveling Anchor is engineered for high-load ceiling grid suspension systems and industrial furring channel installations where standard anchors cannot provide sufficient tensile and shear capacity. Featuring a reinforced nylon PA6 body with thicker wall sections and an extended split-expansion zone,