Reinforcement insert for 5″ vinyl corner posts

The BTC Structural Insert is a galvanized steel reinforcement support designed for use inside 5” vinyl corner posts. Constructed from 18ga galvanized steel, this insert helps strengthen vinyl posts, reduce flexing, and maintain proper alignment over time. The BTC Structural Insert is 8’ long and installs inside the post to provide added rigidity for corner post applications and high-stress fence layout areas.

Features:
• 18ga galvanized steel for corrosion resistance and structural support
• 8’ overall length
• Designed for 5” vinyl corner posts
• Helps reduce post flexing, sagging, twisting, and long-term movement
• Installs inside vinyl posts for added rigidity and support