ZMAX Simpson Strong-Tie Post Base & Cap Combo Standard 4" x 4"

Enhance the strength and longevity of your outdoor structures with the ZMAX Simpson Strong-Tie Post Base & Cap Combo designed for standard 4" x 4" posts. This dual-purpose connector delivers both a sturdy base anchored to concrete and a secure cap for overhead support, all in one versatile unit. Crafted from 18-gauge galvanized steel and treated with a ZMAX coating, it resists corrosion even in the harshest weather conditions, making it an ideal choice for decks, pergolas, gazebos and more.

Engineered by Simpson Strong-Tie to simplify installations and reduce post splitting, this BC4Z model ensures precise alignment and a professional finish. For optimal performance, fasten with 16d common nails or 16d × 2½" joist hanger nails. Its compact footprint fits seamlessly into your project layout while providing the stability you need.

Key Features

• Dual-purpose design: post cap and base in a single unit
• Fits standard 4" x 4" posts
• 18-gauge galvanized steel construction for superior strength
• ZMAX finish offers enhanced corrosion protection
• Minimizes post splitting and ensures consistent alignment
• Compatible with 16d common or 16d × 2½" joist hanger nails

⚠️ WARNING: This product can expose you to Tetrabromobisphenol A known to the State of California to cause cancer and Epichlorohydrin known to cause birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.