Simpson Strong-Tie AC6Z Adjustable Beam Post Cap

These connectors are always installed in pairs and connect 4x or 6x wood members at right angles. Eliminates driving nails into end grain. Nails can be added in the triangle holes to increase uplift load capacity. 18-gauge galvanized steel. Some sizes available with ZMAX coating. No. AC4: Size: 3-9/16″ x 6-1/2″, Post Size: 4″ x 4″, Material: Galvanized Steel, Gauge: 18 ga, Type: Twin, Finish: Galvanized.