This extended replacement or spare magazine is compatible with your Taurus 709 Slim. It is constructed of heat treated steel with injection molded mag follower and mag spring formed from chrome silicone wire. Made in the USA.
Specifications:

Caliber	9mm Luger
Capacity	8
Finish	Blued
Model	Taurus 709 Slim
Material	Steel
Type	Detachable
Model Fit	709 Post-2009
Brand Fit	Taurus
Max Capacity	8