This Tyrant CNC magazine extension (part no. TDMPMAGEXFSGOLD) is built for the Smith & Wesson M&P Full-Size in 9mm/.40 S&W, adding 5 rounds of capacity to the factory magazine.

Key Specifications

• Built for the Smith & Wesson M&P Full-Size in 9mm/.40 S&W.
• Adds +5 rounds of capacity.
• Machined from black aerospace-grade aluminum.
• A magazine extension, not a standalone magazine — it upgrades an existing M&P Full-Size magazine.
• Manufactured by Tyrant CNC.

Frequently Asked Questions

How many extra rounds does this extension add? It adds 5 rounds of capacity to a Smith & Wesson M&P Full-Size magazine.

What caliber does this extension work with? 9mm or .40 S&W M&P Full-Size magazines.

Buy the Tyrant CNC S&W M&P Full-Size +5 Magazine Extension

Order it from our Lubbock, Texas gun shop for fast shipping direct to your door. Browse our full magazine accessories selection.