Square Sawtooth Hangers for PF16 Aluminum. Adjustable with 2 screws. Square Sawtooth Hangers for PF16 Aluminum. Adjustable with 2 screws. SKU: CWH3 Category: Hardware Tag: Square Sawtooth Hangers for PF16 Aluminum. Adjustable with 2 screws. Description Description Square Sawtooth Hangers for PF16 Aluminum. Adjustable with 2 screws. Related products Small D-Rings Read more FrameTek EconoSpace. Clear Spacers. 4.4mm Read more Nielsen Polybag Compete Fittings Set Read more Small Sawtooth Hangers Read more