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GLOCK G21 GEN 4 .45 ACP for sale
GLOCK G21 GEN 4 .45 ACP for sale
Click Photo to Enlarge
Guns International #: 103307459
Seller's Inventory #: 578338
Category - Glock Pistols - G21
- .45 ACP Pistols
GLOCK G21 GEN 4 .45 ACP
Description:
Guns Listing ID: 578338
The Glock 21 Gen4 is a full-size, polymer-frame, striker-fired semi-automatic pistol chambered in .45 ACP. It’s the Gen4 update of Glock’s long-standing .45 platform and is generally used for duty, home defense, and range shooting. Gen4 introduced grip modularity and a dual recoil spring system to reduce felt recoil and increase service life.
Key specs (typical / manufacturer-style)
Caliber: .45 ACP
Action: Safe-Action® (striker-fired, three-part passive safety system)
Standard magazine capacity: 13 + 1 (13-round magazine + 1 in the chamber). (Smaller/state-compliant mags and other aftermarket mags are available.)
Barrel length: 4.61 in (˜117 mm)
Overall length: 7.95 in (˜202 mm)
Height: 5.47 in (˜139 mm) with standard magazine inserted
Width: 1.34 in (˜34 mm)
Weight (empty/unloaded): ˜ 26–27 oz (˜740–765 g) — varies slightly by source and whether you include magazine
Weight (with loaded magazine): roughly 31–33 oz (varies by ammo)
Sights: Typically fixed 3-dot (factory) — dovetailed front/rear for aftermarket sight options
OAY
Frame material: Polymer (glass-filled nylon)
Slide material / finish: Steel slide, typically Tenifer or similar hard finish on older models; newer models use Glock’s nDLC finish depending on production year
Trigger pull (factory): ~5.5 lb (approximate typical factory pull)
Rifling: Standard polygonal rifling (Glock’s usual barrel type)
Safety features: Trigger safety, firing pin safety, drop safety (part of Glock Safe-Action system)
Gen4-specific features
Interchangeable backstraps (modular grip): small, medium, large backstraps included to adjust grip circumference
Rough textured frame (RTF) / improved grip texture compared with Gen3
Dual recoil spring assembly (reduced recoil, longer spring life)
Enlarged reversible magazine catch (easier manipulation for left- or right-hand shooters)
Beavertail and improved ergonomics compared with earlier generations
Common variants and notes
You’ll see G21 Gen4 examples in standard service configuration; there are also long-slide or MOS/optic-ready conversions offered by third parties or later Glock product lines.
Magazines from earlier G21 generations are generally compatible; there are also extended and reduced-capacity alternatives for jurisdictions with magazine limits.
Aftermarket parts (sights, triggers, magazines, optics plates, holsters) are widely available.
OAY
Manufacturer: GLOCK
Model: G21 GEN 4
Caliber Info: .45 ACP
Condition: Used - Non-Certified
Barrels: 4.5" BARREL
Action: SEMI AUTOMATIC
Finish: black
Price: $424.99
Description:
Guns Listing ID: 578338
The Glock 21 Gen4 is a full-size, polymer-frame, striker-fired semi-automatic pistol chambered in .45 ACP. It’s the Gen4 update of Glock’s long-standing .45 platform and is generally used for duty, home defense, and range shooting. Gen4 introduced grip modularity and a dual recoil spring system to reduce felt recoil and increase service life.
Key specs (typical / manufacturer-style)
Caliber: .45 ACP
Action: Safe-Action® (striker-fired, three-part passive safety system)
Standard magazine capacity: 13 + 1 (13-round magazine + 1 in the chamber). (Smaller/state-compliant mags and other aftermarket mags are available.)
Barrel length: 4.61 in (˜117 mm)
Overall length: 7.95 in (˜202 mm)
Height: 5.47 in (˜139 mm) with standard magazine inserted
Width: 1.34 in (˜34 mm)
Weight (empty/unloaded): ˜ 26–27 oz (˜740–765 g) — varies slightly by source and whether you include magazine
Weight (with loaded magazine): roughly 31–33 oz (varies by ammo)
Sights: Typically fixed 3-dot (factory) — dovetailed front/rear for aftermarket sight options
OAY
Frame material: Polymer (glass-filled nylon)
Slide material / finish: Steel slide, typically Tenifer or similar hard finish on older models; newer models use Glock’s nDLC finish depending on production year
Trigger pull (factory): ~5.5 lb (approximate typical factory pull)
Rifling: Standard polygonal rifling (Glock’s usual barrel type)
Safety features: Trigger safety, firing pin safety, drop safety (part of Glock Safe-Action system)
Gen4-specific features
Interchangeable backstraps (modular grip): small, medium, large backstraps included to adjust grip circumference
Rough textured frame (RTF) / improved grip texture compared with Gen3
Dual recoil spring assembly (reduced recoil, longer spring life)
Enlarged reversible magazine catch (easier manipulation for left- or right-hand shooters)
Beavertail and improved ergonomics compared with earlier generations
Common variants and notes
You’ll see G21 Gen4 examples in standard service configuration; there are also long-slide or MOS/optic-ready conversions offered by third parties or later Glock product lines.
Magazines from earlier G21 generations are generally compatible; there are also extended and reduced-capacity alternatives for jurisdictions with magazine limits.
Aftermarket parts (sights, triggers, magazines, optics plates, holsters) are widely available.
OAY
Manufacturer: GLOCK
Model: G21 GEN 4
Caliber Info: .45 ACP
Condition: Used - Non-Certified
Barrels: 4.5" BARREL
Action: SEMI AUTOMATIC
Finish: black
Price: $424.99
Contact Seller
|
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|
Guns International #: 103307459
Category - Glock Pistols - G21
- .45 ACP Pistols
GLOCK G21 GEN 4 .45 ACP
Description: Guns Listing ID: 578338 The Glock 21 Gen4 is a full-size, polymer-frame, striker-fired semi-automatic pistol chambered in .45 ACP. It’s the Gen4 update of Glock’s long-standing .45 platform and is generally used for duty, home defense, and range shooting. Gen4 introduced grip modularity and a dual recoil spring system to reduce felt recoil and increase service life. Key specs (typical / manufacturer-style) Caliber: .45 ACP Action: Safe-Action® (striker-fired, three-part passive safety system) Standard magazine capacity: 13 + 1 (13-round magazine + 1 in the chamber). (Smaller/state-compliant mags and other aftermarket mags are available.) Barrel length: 4.61 in (˜117 mm) Overall length: 7.95 in (˜202 mm) Height: 5.47 in (˜139 mm) with standard magazine inserted Width: 1.34 in (˜34 mm) Weight (empty/unloaded): ˜ 26–27 oz (˜740–765 g) — varies slightly by source and whether you include magazine Weight (with loaded magazine): roughly 31–33 oz (varies by ammo) Sights: Typically fixed 3-dot (factory) — dovetailed front/rear for aftermarket sight options OAY Frame material: Polymer (glass-filled nylon) Slide material / finish: Steel slide, typically Tenifer or similar hard finish on older models; newer models use Glock’s nDLC finish depending on production year Trigger pull (factory): ~5.5 lb (approximate typical factory pull) Rifling: Standard polygonal rifling (Glock’s usual barrel type) Safety features: Trigger safety, firing pin safety, drop safety (part of Glock Safe-Action system) Gen4-specific features Interchangeable backstraps (modular grip): small, medium, large backstraps included to adjust grip circumference Rough textured frame (RTF) / improved grip texture compared with Gen3 Dual recoil spring assembly (reduced recoil, longer spring life) Enlarged reversible magazine catch (easier manipulation for left- or right-hand shooters) Beavertail and improved ergonomics compared with earlier generations Common variants and notes You’ll see G21 Gen4 examples in standard service configuration; there are also long-slide or MOS/optic-ready conversions offered by third parties or later Glock product lines. Magazines from earlier G21 generations are generally compatible; there are also extended and reduced-capacity alternatives for jurisdictions with magazine limits. Aftermarket parts (sights, triggers, magazines, optics plates, holsters) are widely available. OAY Manufacturer: GLOCK Model: G21 GEN 4 Caliber Info: .45 ACP Condition: Used - Non-Certified Barrels: 4.5" BARREL Action: SEMI AUTOMATIC Finish: black Price: $424.99 Contact Seller |
Click Photo to Enlarge
Guns International #: 103307459
Seller's Inventory #: 578338
Category - Glock Pistols - G21
- .45 ACP Pistols
GLOCK G21 GEN 4 .45 ACP
Description:
Guns Listing ID: 578338
The Glock 21 Gen4 is a full-size, polymer-frame, striker-fired semi-automatic pistol chambered in .45 ACP. It’s the Gen4 update of Glock’s long-standing .45 platform and is generally used for duty, home defense, and range shooting. Gen4 introduced grip modularity and a dual recoil spring system to reduce felt recoil and increase service life.
Key specs (typical / manufacturer-style)
Caliber: .45 ACP
Action: Safe-Action® (striker-fired, three-part passive safety system)
Standard magazine capacity: 13 + 1 (13-round magazine + 1 in the chamber). (Smaller/state-compliant mags and other aftermarket mags are available.)
Barrel length: 4.61 in (˜117 mm)
Overall length: 7.95 in (˜202 mm)
Height: 5.47 in (˜139 mm) with standard magazine inserted
Width: 1.34 in (˜34 mm)
Weight (empty/unloaded): ˜ 26–27 oz (˜740–765 g) — varies slightly by source and whether you include magazine
Weight (with loaded magazine): roughly 31–33 oz (varies by ammo)
Sights: Typically fixed 3-dot (factory) — dovetailed front/rear for aftermarket sight options
OAY
Frame material: Polymer (glass-filled nylon)
Slide material / finish: Steel slide, typically Tenifer or similar hard finish on older models; newer models use Glock’s nDLC finish depending on production year
Trigger pull (factory): ~5.5 lb (approximate typical factory pull)
Rifling: Standard polygonal rifling (Glock’s usual barrel type)
Safety features: Trigger safety, firing pin safety, drop safety (part of Glock Safe-Action system)
Gen4-specific features
Interchangeable backstraps (modular grip): small, medium, large backstraps included to adjust grip circumference
Rough textured frame (RTF) / improved grip texture compared with Gen3
Dual recoil spring assembly (reduced recoil, longer spring life)
Enlarged reversible magazine catch (easier manipulation for left- or right-hand shooters)
Beavertail and improved ergonomics compared with earlier generations
Common variants and notes
You’ll see G21 Gen4 examples in standard service configuration; there are also long-slide or MOS/optic-ready conversions offered by third parties or later Glock product lines.
Magazines from earlier G21 generations are generally compatible; there are also extended and reduced-capacity alternatives for jurisdictions with magazine limits.
Aftermarket parts (sights, triggers, magazines, optics plates, holsters) are widely available.
OAY
Manufacturer: GLOCK
Model: G21 GEN 4
Caliber Info: .45 ACP
Condition: Used - Non-Certified
Barrels: 4.5" BARREL
Action: SEMI AUTOMATIC
Finish: black
Price: $424.99
Description:
Guns Listing ID: 578338
The Glock 21 Gen4 is a full-size, polymer-frame, striker-fired semi-automatic pistol chambered in .45 ACP. It’s the Gen4 update of Glock’s long-standing .45 platform and is generally used for duty, home defense, and range shooting. Gen4 introduced grip modularity and a dual recoil spring system to reduce felt recoil and increase service life.
Key specs (typical / manufacturer-style)
Caliber: .45 ACP
Action: Safe-Action® (striker-fired, three-part passive safety system)
Standard magazine capacity: 13 + 1 (13-round magazine + 1 in the chamber). (Smaller/state-compliant mags and other aftermarket mags are available.)
Barrel length: 4.61 in (˜117 mm)
Overall length: 7.95 in (˜202 mm)
Height: 5.47 in (˜139 mm) with standard magazine inserted
Width: 1.34 in (˜34 mm)
Weight (empty/unloaded): ˜ 26–27 oz (˜740–765 g) — varies slightly by source and whether you include magazine
Weight (with loaded magazine): roughly 31–33 oz (varies by ammo)
Sights: Typically fixed 3-dot (factory) — dovetailed front/rear for aftermarket sight options
OAY
Frame material: Polymer (glass-filled nylon)
Slide material / finish: Steel slide, typically Tenifer or similar hard finish on older models; newer models use Glock’s nDLC finish depending on production year
Trigger pull (factory): ~5.5 lb (approximate typical factory pull)
Rifling: Standard polygonal rifling (Glock’s usual barrel type)
Safety features: Trigger safety, firing pin safety, drop safety (part of Glock Safe-Action system)
Gen4-specific features
Interchangeable backstraps (modular grip): small, medium, large backstraps included to adjust grip circumference
Rough textured frame (RTF) / improved grip texture compared with Gen3
Dual recoil spring assembly (reduced recoil, longer spring life)
Enlarged reversible magazine catch (easier manipulation for left- or right-hand shooters)
Beavertail and improved ergonomics compared with earlier generations
Common variants and notes
You’ll see G21 Gen4 examples in standard service configuration; there are also long-slide or MOS/optic-ready conversions offered by third parties or later Glock product lines.
Magazines from earlier G21 generations are generally compatible; there are also extended and reduced-capacity alternatives for jurisdictions with magazine limits.
Aftermarket parts (sights, triggers, magazines, optics plates, holsters) are widely available.
OAY
Manufacturer: GLOCK
Model: G21 GEN 4
Caliber Info: .45 ACP
Condition: Used - Non-Certified
Barrels: 4.5" BARREL
Action: SEMI AUTOMATIC
Finish: black
Price: $424.99
Guns International #: 103307459
Seller's Inventory #: 578338
Guns International #: 103307459
Seller's Inventory #: 578338
Category - Glock Pistols - G21
- .45 ACP Pistols
GLOCK G21 GEN 4 .45 ACP
Description:
Guns Listing ID: 578338
The Glock 21 Gen4 is a full-size, polymer-frame, striker-fired semi-automatic pistol chambered in .45 ACP. It’s the Gen4 update of Glock’s long-standing .45 platform and is generally used for duty, home defense, and range shooting. Gen4 introduced grip modularity and a dual recoil spring system to reduce felt recoil and increase service life.
Key specs (typical / manufacturer-style)
Caliber: .45 ACP
Action: Safe-Action® (striker-fired, three-part passive safety system)
Standard magazine capacity: 13 + 1 (13-round magazine + 1 in the chamber). (Smaller/state-compliant mags and other aftermarket mags are available.)
Barrel length: 4.61 in (˜117 mm)
Overall length: 7.95 in (˜202 mm)
Height: 5.47 in (˜139 mm) with standard magazine inserted
Width: 1.34 in (˜34 mm)
Weight (empty/unloaded): ˜ 26–27 oz (˜740–765 g) — varies slightly by source and whether you include magazine
Weight (with loaded magazine): roughly 31–33 oz (varies by ammo)
Sights: Typically fixed 3-dot (factory) — dovetailed front/rear for aftermarket sight options
OAY
Frame material: Polymer (glass-filled nylon)
Slide material / finish: Steel slide, typically Tenifer or similar hard finish on older models; newer models use Glock’s nDLC finish depending on production year
Trigger pull (factory): ~5.5 lb (approximate typical factory pull)
Rifling: Standard polygonal rifling (Glock’s usual barrel type)
Safety features: Trigger safety, firing pin safety, drop safety (part of Glock Safe-Action system)
Gen4-specific features
Interchangeable backstraps (modular grip): small, medium, large backstraps included to adjust grip circumference
Rough textured frame (RTF) / improved grip texture compared with Gen3
Dual recoil spring assembly (reduced recoil, longer spring life)
Enlarged reversible magazine catch (easier manipulation for left- or right-hand shooters)
Beavertail and improved ergonomics compared with earlier generations
Common variants and notes
You’ll see G21 Gen4 examples in standard service configuration; there are also long-slide or MOS/optic-ready conversions offered by third parties or later Glock product lines.
Magazines from earlier G21 generations are generally compatible; there are also extended and reduced-capacity alternatives for jurisdictions with magazine limits.
Aftermarket parts (sights, triggers, magazines, optics plates, holsters) are widely available.
OAY
Manufacturer: GLOCK
Model: G21 GEN 4
Caliber Info: .45 ACP
Condition: Used - Non-Certified
Barrels: 4.5" BARREL
Action: SEMI AUTOMATIC
Finish: black
Price: $424.99
Description:
Guns Listing ID: 578338
The Glock 21 Gen4 is a full-size, polymer-frame, striker-fired semi-automatic pistol chambered in .45 ACP. It’s the Gen4 update of Glock’s long-standing .45 platform and is generally used for duty, home defense, and range shooting. Gen4 introduced grip modularity and a dual recoil spring system to reduce felt recoil and increase service life.
Key specs (typical / manufacturer-style)
Caliber: .45 ACP
Action: Safe-Action® (striker-fired, three-part passive safety system)
Standard magazine capacity: 13 + 1 (13-round magazine + 1 in the chamber). (Smaller/state-compliant mags and other aftermarket mags are available.)
Barrel length: 4.61 in (˜117 mm)
Overall length: 7.95 in (˜202 mm)
Height: 5.47 in (˜139 mm) with standard magazine inserted
Width: 1.34 in (˜34 mm)
Weight (empty/unloaded): ˜ 26–27 oz (˜740–765 g) — varies slightly by source and whether you include magazine
Weight (with loaded magazine): roughly 31–33 oz (varies by ammo)
Sights: Typically fixed 3-dot (factory) — dovetailed front/rear for aftermarket sight options
OAY
Frame material: Polymer (glass-filled nylon)
Slide material / finish: Steel slide, typically Tenifer or similar hard finish on older models; newer models use Glock’s nDLC finish depending on production year
Trigger pull (factory): ~5.5 lb (approximate typical factory pull)
Rifling: Standard polygonal rifling (Glock’s usual barrel type)
Safety features: Trigger safety, firing pin safety, drop safety (part of Glock Safe-Action system)
Gen4-specific features
Interchangeable backstraps (modular grip): small, medium, large backstraps included to adjust grip circumference
Rough textured frame (RTF) / improved grip texture compared with Gen3
Dual recoil spring assembly (reduced recoil, longer spring life)
Enlarged reversible magazine catch (easier manipulation for left- or right-hand shooters)
Beavertail and improved ergonomics compared with earlier generations
Common variants and notes
You’ll see G21 Gen4 examples in standard service configuration; there are also long-slide or MOS/optic-ready conversions offered by third parties or later Glock product lines.
Magazines from earlier G21 generations are generally compatible; there are also extended and reduced-capacity alternatives for jurisdictions with magazine limits.
Aftermarket parts (sights, triggers, magazines, optics plates, holsters) are widely available.
OAY
Manufacturer: GLOCK
Model: G21 GEN 4
Caliber Info: .45 ACP
Condition: Used - Non-Certified
Barrels: 4.5" BARREL
Action: SEMI AUTOMATIC
Finish: black
Price: $424.99
Contact Seller
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GunsInternational.com is the #1 Gun Classified website that brings gun buyers and gun brokers or sellers together through classified advertising of guns, gun related items and services for sale online. If you are looking to buy guns online or sell guns online, you have come to the right place. GunsInternational.com gun classifieds currently have over 200,000 guns for sale online by numerous dealers and collectors alike. Guns International makes no representation or warranty as to the accuracy of the information contained in the gun classifieds, gun parts or gun services classifieds listings. Buyers and sellers are required to know and comply with all applicable local, state, federal and international firearm laws.
GunsInternational.com is the #1 Gun Classified website that brings gun buyers and gun brokers or sellers together through classified advertising of guns, gun related items and services for sale online. If you are looking to buy guns online or sell guns online, you have come to the right place. GunsInternational.com gun classifieds currently have over 200,000 guns for sale online by numerous dealers and collectors alike. Guns International makes no representation or warranty as to the accuracy of the information contained in the gun classifieds, gun parts or gun services classifieds listings. Buyers and sellers are required to know and comply with all applicable local, state, federal and international firearm laws.
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Guns International.com | V4.1 ww1
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