The Tisas PX-9 18-round magazine is a factory replacement designed for the Tisas PX-9 Duty and Tactical pistols in 9mm. Featuring a robust plastic base plate and black finish, this magazine is made for consistent function and durability. It can also be used with PX-9 Carry and SIG Sauer P226 pistols, although it will not seat flush in the PX-9 Carry. Designed for Tisas PX-9 Duty and Tactical pistols, 9mm Accepts up to 18 rounds for extended capacity Durable plastic base plate with black exterior This PX-9 magazine is an excellent choice for those needing a spare or replacement for their Tisas full-size pistols, offering reliable compatibility and performance. For best results, verify fitment with your specific firearm model.