XTech Tactical MTX P365 Mag Extender +3 9mm Black

The XTech Tactical MTX mag extender is an accessory designed for use with Sig Sauer P365 factory 12-round magazines. It installs to increase capacity to 15 rounds while retaining last-round bolt hold-open functionality when paired with the included spring. This black extension is intended for use with standard P365 frames and factory 12-round magazines.

Key Specifications

• Compatible with Sig Sauer P365 factory 12-round magazines.
• Caliber specified as 9mm.
• Model identification is MTX by XTech Tactical.
• Designed to extend factory 12-round magazines to 15 rounds.
• Includes a custom-engineered spring to support reliable feeding and last-round bolt hold open.
• Finish is black for a low-profile appearance.
• Style categorized as extension.
• Made for use with standard P365 frames.

The MTX mag extender provides a straightforward capacity increase for shooters using factory Sig P365 12-round magazines, combining simple installation with a purpose-built spring to preserve reliable function. Its black finish and compact profile keep the package discreet while adding three rounds of capacity, making it a practical accessory for everyday carry or range use where lawful capacity increases are desired.