Best Sights For Glock 21 Gen 4 - April 2024

TRUGLO TFO Handgun Sight Set - Glock High

Brite site handgun Series tritium/fiber optic specifications:- the ultimate handgun sight- uses patented technology- unbelievable transition through all light conditions- glows in the dark- cnc-machined steel construction- concealed fiber cannot be seen by target- fits standard holsters- snag-resistant design- color: green""

• ASIN: B000VYSX04
• UPC: 788130080771
• ASIN: B000VYSX04
• Brand: TRUGLO
• Manufacturer: TruGlo

TRUGLO 1007606 TFX Glock High Set PRO ORN Handgun Sight

The TFX Glock high set Pro orn handgun sight provides a longer sight radius for tighter groupings. The aiming elements are encased inside a virtually indestructible chemical and shock resistant capsule. All of the cnc-machined steel is protected with a rust proof Fortress finish. There is even a highly visible white ring surrounding the front fiber to make it even more visible.

• ASIN: B018IP2U0Q
• UPC: 788130022528
• ASIN: B018IP2U0Q
• Brand: TRUGLO
• Size: 1X7X9 inches
• Manufacturer: Dreme Corp -- Dropship

Tritium Handgun Glow-in-the-Dark Night Sights for Glock Pistols, Glock 20, 21, 25, 28, 29, 30 and more

Truglo BRITE-SITE tritium sight set Glock 20, 21, 29, 30, 31, 32, 37 steel tritium green. These solid steel sights feature tritium inserts that glow bright green without the need for batteries. Perfect for low light shooting situations. Solid and fast 3 dot design.Features:- traditional tritium night sights - uses the brightest tritium available - cnc-machined steel construction - green front and rear - fits standard holsters - snag-resistant design - fits the following models: Glock 20, 21, 29, 30, 31, 32 & 37 specifications:- material: tritium- color: green front/rear- firearm type: Glock 10... [Read More]

• ASIN: B000BHHCDK
• UPC: 788130101926
• ASIN: B000BHHCDK
• Brand: TRUGLO
• Size: Glock High
• Manufacturer: TruGlo

TRUGLO Tritium Pro Glock Low Set Night Sight, White

The TFX Pro sight uses the brightness and durability of the original Tritium sight with all the PRO level features to give you the advantage when you need it the most.

• ASIN: B01M4JGDLG
• UPC: 788130023761
• ASIN: B01M4JGDLG
• Brand: TRUGLO
• Size: Glock Low
• Manufacturer: TruGlo

Meprolight Glock Tru-Dot Night Sight for 9mm, .357 Sig, .40 S&W . 45 GAP. Fixed Set. Green Rear Sight with Green Front Sight

The ML10224 family of sights is meant for use on the 9mm,.357 Sig,.40 S&W and .45 GAP caliber pistols. These would be the G17,19,22,23,31,32,33,34,35,37,38 and 39 Gap Caliber. This is a fixed set with green front and rear sight. MEPROLIGHT sights, like our other self-illuminated products & devices take maximum advantage of tritium light sources - the fail-safe, maintenance-free light sources that don’t require any external source of energy and provides up to 15 years of usable light under all weather conditions. MEPROLIGHT continues to offer the strongest guarantee in the industry for the us... [Read More]

• ASIN: B000H8TQIW
• UPC: 840103135342
• ASIN: B000H8TQIW
• Brand: Meprolight
• Manufacturer: Dreme Corp -- Dropship

TRUGLO Fiber-Optic Front and Rear Handgun Sights for Glock Pistols, Glock 17 / 17L, 19, 22, 23, 24, 26, 27, 33, 34, 35, 38, and 39

Truglo BRITE-SITE sight set Glock 17, 17L, 19, 22, 23, 24, 26, 27, 33, 34, 35, 38, 39 steel fiber optic Red front, green rear. These high contrast fiber optic sights feature a 3 dot pattern with a single front dot and 2 rear dots. Fiber optic technology lets these lights Gather ambient light and direct it toward the shooter's eyes, making the sights glow bright without the need for batteries. Perfect for all types of daylight shooting. Features:- uses traditional fiber optic technology - cnc-machined steel construction - contrasting Red front and green rear - concealed fiber cannot be seen by ... [Read More]

• ASIN: B002E6NA0U
• UPC: 015568827075
• ASIN: B002E6NA0U
• Brand: TRUGLO
• Size: Glock Low Set
• Manufacturer: TruGlo

DLP Tactical Precision Laser Sight for Glock Gen 3 & 4 Full Size & Compact Pistols 17 19 20 21 22 23 31 32 34 35 37 38

Update your Gen 3 & 4 full size or compact Glock pistol to the 21st century with the Glock Precision Laser Sight from DLP Tactical. The DLP Tactical Precision Laser Sight mounts quickly to your Glock's trigger guard and frame rails for maximum stability and accuracy with no modifications needed. Seamlessly integrates with the ergonomics of your pistol, the ambidextrous micro-switch On/Off activation buttons are perfectly aligned for finger activation. Gain confidence and instinctive point shooting even in low light with the powerful 5mW 650nm red laser. Adjustable for windage and elevation. Po... [Read More]

• ASIN: B00VSFCWOS
• UPC: 096619798018
• ASIN: B00VSFCWOS
• Manufacturer: DLP Tactical

Tactical Mini Red Dot Laser Sight for 4 Pistol/Glock17 19 20 21 22 31 34 35 37

• ASIN: B0742YVFSP
• UPC: 729680166560
• ASIN: B0742YVFSP
• Brand: Good Stuff Innovation

Crimson Trace DS-121 Defender Series Accu-Guard Red Laser Sight for GLOCK Full-Size and Compact Pistols

The DS-121 Defender Series Accu-Guard Laser Sight by Crimson Trace fits GLOCK Full-Size and Compact pistols. The Defender Series sets a new standard in laser sight for GLOCK pistols by providing cutting edge design, superior technology, and an affordable price tag. The DS-121 features Beam Lock Adjustments so that the user can easily adjust laser sighting for both windage and elevation, and the unit is pre-sighted at the factory at 50 ft. The Dual Side N-Gage Activation Buttons provide a large, easy-to-find, bright red activation button, which emits a powerful (5mW peak, 620-670nm, Class 3R) r... [Read More]

• ASIN: B00AU6DY2A
• UPC: 610242004478
• ASIN: B00AU6DY2A
• Brand: Crimson Trace
• Size: all
• Manufacturer: Crimson Trace Corporation

Glock Pair 6.9mm Night Sight Tritium OEM Factory GNS04

GLOCK sights are equipped with clear contrast inserts, enabling simple, accurate and quick target alignment. Tritium contrast points: in color, illuminated at night, white in daylight. Glock OEM night sights are NOT sent from the manufacturer in retail packaging. Sights are packaged in a poly zip bag.

• ASIN: B00ODTIO6G
• UPC: 741566119569
• ASIN: B00ODTIO6G
• Brand: Glock
• Manufacturer: Glock

Streamlight 69240 TLR-4 Compact Rail Mounted Tactical Light with Laser Sight - 125 Lumens

Ultra lightweight and compact, the TLR-4 Weapon Mounted Tactical Light with integrated aiming laser features the latest in C4 LED technology. The light provides 1.5 hours of continuous runtime when in dual mode with the high power visible laser. Rail clamp designed to rapidly attach/detach from side of weapon. Case body is made from impact resistant Engineering polymer. Face cap is made using 6000 series machined aircraft aluminum with black anodized finish. Borofloat high temperature glass lens. Light source uses C4 LED technology, impervious to shock with a 50,000 hour lifetime. 5,000 c and ... [Read More]

• ASIN: B0077RHYWQ
• UPC: 745369170963
• ASIN: B0077RHYWQ
• Brand: Streamlight
• Size: Compact
• Manufacturer: Streamlight Inc

Pistol Green Laser Sight (USB RECHARGEABLE) for Subcompact and Compact Pistols by HiLight, Model P3G

*This P3G is equipped with a green laser, which is brighter than any red laser and easier to find even when its not completely dark.* Specifications Beam intensity/wavelength: 5 mW peak, 532 nm, Class IIIA Laser beam divergence: 1.2 mrad Spot size: Approximately 0.1 inches in diameter at 50 feet Range: Up to 100 yards in daylight, up to 2 miles at night User-adjustable: Yes, full windage and elevation Construction: high-strength Zytel polymer Power source: 3.7 V 60 mAh rechargeable battery with USB charger kit (included) Battery life: 2~3 plus hours laser (constant), charging tim... [Read More]

• ASIN: B01MTR2LF6
• UPC: 053722515642
• ASIN: B01MTR2LF6
• Brand: HiLight
• Size: Small
• Manufacturer: Aimkon

Trijicon GL01 Bright & Tough Night Sight Set for Glock Pistols

Trijicon Bright & Tough Night Sights are three-dot iron sights that increase night-fire shooting accuracy by as much as five times over conventional sights. Equally impressive, they do so with the same speed as instinctive shooting - and without the need for batteries. Housed in a metal body and cushioned within silicone rubber, Bright & Tough Night Sights feature a unique shock-resistant design. Each lamp is capped with a sapphire jewel to help evenly distribute the light while protecting the lamp from solvents and puncture. Contained within aluminum cylinders for additional protection, the l... [Read More]

• ASIN: B000LJUS4I
• UPC: 719307200241
• ASIN: B000LJUS4I
• Brand: Trijicon
• Manufacturer: Trijicon

Glock High Set (TG13GL2A)

TFX is the next generation of TRUGLO's award winning TFO handgun sights. We listened to customers, and made TFX sights more company than ever with a longer sight radius for tighter groupings. We encased the aiming elements inside a virtually indestructible chemical and shock resistant capsule. All of the CNC-machined steel is protected with a rust proof Fortress Finish. There is even a highly visible white ring surrounding the front fiber to make it even more visible. TFX sights will amaze even the most discriminant shooters.

• ASIN: B00S3U18O6
• UPC: 788130019214
• ASIN: B00S3U18O6
• Brand: TRUGLO
• Size: Standard Height
• Manufacturer: Sportsman Supply Inc.

Trijicon Suppressor Night Sight Set, White Front/White Rear with Green Lamps for Glock 10mm/45ACP Models

Trijicon Bright & Tough Night Sights are three-dot iron sights that increase night-fire shooting accuracy by as much as five times over conventional sights. Equally impressive, they do so with the same speed as instinctive shooting - and without the need for batteries. Housed in a metal body and cushioned within silicone rubber, Bright & Tough Night Sights feature a unique shock-resistant design. Each lamp is capped with a sapphire jewel to help evenly distribute the light while protecting the lamp from solvents and puncture. Contained within aluminum cylinders for additional protection, the l... [Read More]

• ASIN: B00K8O2LS2
• UPC: 719307212251
• ASIN: B00K8O2LS2
• Brand: Trijicon
• Size: Glock 20, 21, 29, 30, 36, 40 and 41
• Manufacturer: Trijicon

XS SIGHTS GL0001S5 DXT Big Dot Compatible with Glock 17/19/22-24/26/27/31-36/38 Green Tritium w/White Outline Front Green Tritium w/White Outline Rear

XS Sight Systems Big Dot 24/7 Express tritium replacement sights are quite possible the finest sights made for fast sight acquisition in any lighting condition. These sights assist with helping to get on target quickly

• UPC: 43658229
• Model: DXT
• Color: Green w/White OutlineGreen
• Size: one size
• Rating: 4.429

TruGlo Tritium Night Sight HIGH Set White/Green Front & Rear Glock Pistols - TG231G2

The TRUGLO BRITE-SITE Tritium Night Sight offers unmatched visibility in low-light shooting conditions or complete darkness. Traditional tritium night sights. Uses the brightest tritium available. CNC-machined steel construction. Fits standard

• UPC: 22949431
• Model: TG231G2
• Color: Green
• Size: High

Night Fision GLK00107YGZG Night Sight Set Square Front/U-Notch Rear Glock 17/17L/19/22-28/31-35/37-39 Tritium Green Tritium w/Yellow Outline Tritium Green Tritium Black

When it comes to tritium gun sights, aluminum sleeves and painted-on white rings are the norm. Night Fision breaks the mold, literally. Our patent-pending injection molded sleeve design not only holds our tritium vials securely

• UPC: 172383358
• Model: Night Sight Set
• Color: Multicolor

Truglo Installation Tool Glock Front Sight

Easily removes/installs Glock front

• UPC: 43439990
• Model: TG970GF
• Color: Black
• Rating: 5.0

AmeriGlo GL433 Hackathorn Sight Fits Glock 17/19/22/23/24/26/27/33/34/35/37/38/39 Tritium Green w/Orange Outline Front Steel Black Rear Black

644406903246 AMGGL-433 AmeriGlo Hackathorn, Sight, For Glock 17/19/22/23/24/26/27/33/34/35/37/38/39, Front/Rear, Green Tritium Orange Outline Front, Black Serrated Rear GL-433AMGGL-433

• UPC: 32091531
• Model: Hackathorn
• Color: BlackOrangeGreen

Ameriglo Night Sight, FRONT Only - Green w/ White Outline - For Glocks, .350 Hei

We apologize for the inconvenience, but at this time we are unable to export this product outside of the USA.Gun Model: All Glock ModelsHeight: 0.35Front Sight Color: Tritium Green w/ White

• UPC: 32100383
• Model: GL112350
• Color: Multicolor
• Rating: 3.0

XS SIGHTS GL0003S3 DXW Big Dot Compatible with Glock 42/43 Green Tritium w/White Outline Front Black w/White Stripe Rear

XS Sight Systems Big Dot 24/7 Express tritium replacement sights are quite possible the finest sights made for fast sight acquisition in any lighting condition. These sights assist with helping to get on target quickly

• UPC: 38261102
• Model: DXW
• Color: Multicolor
• Size: one size
• Rating: 3.333

Truglo TG231G1MW Tritium Pro Night Sights Fits Glock MOS 17/19/22/23/24/26/27/33/34/35/38/39 Green Tritium w/White Outline Front Green Rear Black

Simply put, Truglo manufactures bright ideas. When Tex Pro sights immediately took off and gained critical acclaim, we noticed that the world of tritium night sights needed a similar upgrade. Starting with the brightness and

• UPC: 695424582
• Model: Tritium Pro
• Color: Black
• Size: Glock Low, Moss

Night Fision GLK00107OZX Night Sight Set Square Front/U-Notch Rear Glock 17/17L/19/22-28/31-35/37-39 Tritium Green Tritium w/Orange Outline Tritium Green Tritium Black

When it comes to tritium gun sights, aluminum sleeves and painted-on white rings are the norm. Night Fision breaks the mold, literally. Our patent-pending injection molded sleeve design not only holds our tritium vials securely

• UPC: 637380881
• Model: Night Sight Set
• Color: Multicolor

XS SIGHTS GL0003S5 DXT Big Dot Compatible with Glock 42/43 Green Tritium w/White Outline Front Green Tritium w/White Outline Rear

647533044134 XSSGL-0003S-5XS Sights DXT Big Dot Tritium Front, White Stripe Express Rear, Fits Glock 42/43, Green with White Outline, Installation Kit Included

• UPC: 52592471
• Model: DXT
• Color: Multicolor
• Size: one size