STI Spartan

STI Spartan III - Classical 1911 design, high-end standards, affordable price!

STI Spartan III

STI Spartan III

Discontinued - No Longer Available


Crafted with classic 1911 design, the STI Spartan offers high-end standards at an affordable price. The Spartan III is built on a steel, officers’ length, standard width frame. The slide features traditional 1911 style rear cocking serrations, and the bull barrel is 3.24″. The grip includes a checkered mainspring housing to provide a sure grip. The controls are an STI International single sided thumb safety and high-rise beavertail grip safety.  This excellent firearm comes standard with an STI commander hammer, patented STI trigger system, and STI sear and disconnector for smooth, reliable function.  The Spartan III has a Parkerized finish.

The STI Spartan III ships with one Officers sized 1911 Magazine.

Why purchase your STI from Brazos Custom?  Not only do we offer some of the best prices available, but we probably have exactly what you're looking for in stock.  We maintain a huge inventory of STI guns.  Need some expert information and advice on STI guns then we are your source.  We offer the best customer and technical support both before and after the sale to make sure you get the pistol that best meets your specific requirements. 

Spartan III Specifications




III - Officer size steel frame


Hand checkered double diamond wooden grip panels


Steel barstock

Slide Features

Traditional 1911 styling front and rear STI serrations


STI Patented Black Polymer


III - 3.24" chromed non-ramped bull barrel


STI single-sided extended thumb safety, STI high-rise beavertail grip safety

Guide Rod

One-piece full length


III - Competition front, fixed rear

Overall Length

III - 7.34 inches


III - 32.7 oz.



Magazine Comes with one magazine

1911 parts at Brazos Custom