Glock 19 Gen 3 For Sale – New Glock 19 Gen 3 in stock – Glock 19 Gen 4
Type: Polymer-frame, striker-fired compact semi-automatic pistol
Caliber: 9×19mm Parabellum (9mm)
Standard magazine capacity: 15 rounds (also commonly found in 10- and 17-round magazines depending on region)
Action: Safe Action® (striker-fired, three internal safeties: trigger safety, firing pin safety, drop safety)
Dimensions & Weight
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Overall length: ~174 mm (6.85–6.89 in)
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Barrel length (rifled): ~102 mm (4.02 in)
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Height (with 15-rd magazine): ~128 mm (5.04 in)
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Width (slide): ~30 mm (1.18 in)
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Sights (standard): Fixed front and rear; sight radius ~150 mm (5.9 in)
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Weight (unloaded): ~595 g (≈21.0 oz)
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Weight (loaded, 15 rounds): ~815–860 g depending on ammo (approximate)
Materials & Finish
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Slide: Steel (factory finish for Gen3 commonly Tenifer/black nitride-like finish)
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Frame: Polymer (high-strength glass-fiber-reinforced)
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Barrel: Steel, chromed bore on many factory barrels
Ergonomics & Controls
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Frame features: Finger grooves on the Gen 3 frame (distinctive feature vs later gens), integrated accessory rail (for light/laser)
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Magazine release: Standard (not enlarged by default; not ambidextrous on original Gen3)
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Slide stop lever: Standard (right-side dominant by default)
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Trigger pull: Typical factory trigger ~2.5–3.0 kg (≈5.5–7.0 lb) (measured as average factory spec—feel varies)
Mechanical / Internal
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Recoil spring assembly: Single captive recoil spring (dual springs introduced on Gen4)
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Ejection/feeding: 9mm staggered-column magazines feed reliably; compatible with many Glock 17/19 pattern magazines and aftermarket magazines designed for those models
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Safety design: Passive internal safeties + trigger blade safety (Safe Action)
Common Factory Variants & Notes
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Many regions have country-specific magazine capacities (10-round limits, etc.).
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Gen 3 was produced for many years — lots of factory variations, including different slide markings, finish runs, and region-specific configurations.
How Gen 3 Differs from Later Gens (quick)
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Gen3: Finger grooves on grip, single recoil spring, standard magazine release, Tenifer finish common.
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Gen4: Interchangeable backstraps (no Gen3), dual recoil springs, enlarged reversible magazine release, rough textured frame (RTF).
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Gen5: Removes finger grooves, ambidextrous slide stop, nDLC finish (instead of Tenifer), flared magwell in some models, different rifling and barrel (Glock Marksman Barrel on newer models).
Common Upgrades & Aftermarket
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Sights: Night sights, fiber-optic, or low-profile carry sights.
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Barrels: Match or threaded barrels for suppressed setups (where legal).
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Triggers: Aftermarket connector or trigger shoe for a smoother pull (stay legal/safe).
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Controls & frame work: Enlarged or ambidextrous magazine releases, magwells, stippling or grip texture mods.
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Magazines: OEM mags, extended baseplates, or higher-capacity aftermarket mags (obey local laws).
Maintenance & Reliability
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Glock 19 Gen 3 is widely regarded as very reliable and easy to maintain. Regular cleaning of the bore, slide rails, and recoil spring assembly, plus routine inspection of the extractor and striker channel, keeps it running. Use proper 9mm ammunition and quality magazines for best reliability.
Pros & Cons (practical)
Pros
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Compact but with decent grip and capacity — very good for carry or home defense.
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Rugged, proven design with wide aftermarket support.
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Lightweight and concealable for a duty-sized pistol.
Cons
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Gen3 finger grooves may not fit all hand shapes (some users prefer Gen4/Gen5 ergonomics).
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Older Tenifer finish can wear on high-use models (functionally fine but aesthetic changes).
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Lacks some modern ergonomic refinements found on Gen4/Gen5 stock models.
Typical Use Cases
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Concealed carry / everyday carry (EDC)
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Duty / law enforcement back-up
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Home defense
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Range/hobby shooting














