Stoeger STR?9 — 

• Model / Type: Stoeger STR?9 — striker?fired, semi?automatic handgun. 

• Caliber: 9×19mm (9mm Luger). 

• Action: Striker?fired, polymer frame. 

• Barrel length: 4.17 in (106 mm) (standard STR?9). 

• Overall length: ~7.44 in (189 mm). 

• Weight (unloaded): ~26.4 oz (≈748 g) (varies slightly by exact variant/backstrap). 

• Magazine capacity: 15+1 (standard mag; state?compliant 10/13/17/20 options exist depending on model/region). 

• Sights: Quick?read 3?dot / three?dot sight system on standard model (optic?ready variants available). 

• Frame & Slide finish: Polymer frame; nitride?hardened / nitride slide finishes on many models. 

• Ergonomics: Interchangeable backstraps / grip modularity on some SKUs (check your pistol for included backstraps). 

• Trigger travel / pull: ~7.5 mm travel reported on several spec sheets / manuals (factory pull weight varies). 

• Variants in the STR?9 family: STR?9 (standard), STR?9C (compact), STR?9F (full?size), STR?9S/Combat/Optic?Ready and other combat/optic versions — capacities and lengths vary. 

• Intended use: EDC, range, duty backup; value?priced option with modern ergonomics.