Best Laser Sight For Glock 21 - April 2024

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

DefendTek Rechargeable Rail Mounted Red Laser Sight Combo Tactical LED Rail Mount Gun Flashlight with Quick Release DT-M2 Model

DefendTek is proud to offer the DT-M2 tactical flashlight laser combo! The fit and quality is the same as our DT-M1 model only with a powerful red laser added,Stay vigilant even when the darkness creeps in with a premium hand gun rail-mounted LED /LASER light from DefendTek. When you need to draw your weapon in the dark, you don't want to take a hand away to hold a detached light source. That's why you need the high grade CREE LED rail-mounted flashlight DT-M2 Tactical Light from DefendTek. Bright, Weather-Resistant Light Crafted with premium aircraft-grade aluminum and ultra-bright CREE LE... [Read More]

• ASIN: B06XW2RLPC
• ASIN: B06XW2RLPC
• Brand: DefendTek
• Manufacturer: DefendTek

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

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

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

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

Streamlight TLR-6 Tactical Pistol Mount Flashlight 100 Lumen Only for Glock Railed Hand Guns, Black - 100 Lumens

The Streamlight subcompact gun mounted light with red laser is an ultra light weapon light designed for subcompact pistols. Weighing in at less than 2 pounds, this weapon lights from Streamlight mounts securely to the trigger guard of your gun. Push buttons on both sides of the light allow rapid ambidextrous use of the Streamlight subcompact gun mounted lightweight light w/ red laser.

• ASIN: B06WP2CP7V
• UPC: 080926692909
• ASIN: B06WP2CP7V
• Brand: Streamlight
• Manufacturer: Streamlight

Crimson Trace LG-443G Laserguard Green Laser Sight for Glock 42 and 43 Pistols

The LG-443G fits GLOCK's slimline 42 (.380 ACP) and 43 (9mm) by securing firmly around the trigger guard. The Laserguard features Instinctive Activation, which allows the user to activate the green laser by simply gripping the pistol in a normal firing grip. User-installed in moments, the LG-443G is also fully user-adjustable for windage and elevation. Green laser is highly visible in virtually all lighting conditions.

• ASIN: B00SBXH9GQ
• UPC: 610242006151
• ASIN: B00SBXH9GQ
• Brand: Crimson Trace
• Size: one size
• Manufacturer: Crimson Trace Corporation

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

ArmaLaser Glock 17 19 20 21 22 23 31 32 34 35 37 38 41 GTO Green Laser Sight and FLX20 Grip Switch

This listing is for both the ArmaLaser GTO Green and the FLX20 grip touch activation switch, custom designed to fit only on the GLOCK 17 19 20 21 22 23 31 32 34 35 37 38 41 . The ArmaLaser GTO Green can work with or without the FLX20. If you prefer to turn the laser on/off by simply touching the sides of the laser body with your trigger finger, then you do not need to install the included FLX20. Easy 5-minute installation for GTO Green and another 3 minutes if also installing the FLX20. Extremely well crafted. State of the art 520nm green laser, excellent for daytime. The ultimate firearms las... [Read More]

• ASIN: B01KSN9MSO
• UPC: 768612020808
• ASIN: B01KSN9MSO
• Brand: ArmaLaser
• Manufacturer: ArmaLaser Inc.

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

Ade Advanced Optics HG54G Strobe Laser Sight for Pistol Handgun, Green

Ade Advanced Optics first made its appearance in the firearms accessory industry by doing private label production for several Major manufacturers and retailers. During this period, Ade Advanced Optics began receiving requests from numerous customers for access to the affordable, high quality products that Ade Advanced Optics was capable of producing. By soliciting feedback from both clients and end users, Ade Advanced Optics was able to overcome the challenges a new company often faces when entering a global market and industry, especially one as competitive as the shooting, hunting, and outd... [Read More]

• ASIN: B071VTB53R
• UPC: 640978348553
• ASIN: B071VTB53R
• Brand: Ade Advanced Optics
• Manufacturer: Ade Advanced Optics

Crimson Trace CMR-201 Rail Master Universal Red Laser Sight Coyote Tan

The CMR-201 Rail Master Laser Sight is an instantly activated universal laser sight for Picatinny or Weaver rail equipped pistols and rifles. The CMR-201 marks Crimson Trace's first universal fit laser sight and built with the industry leading quality, ergonomics, and fit.  This product features a Coyote Tan; finish.

• ASIN: B008MFBD2O
• UPC: 610242004287
• ASIN: B008MFBD2O
• Brand: Crimson Trace
• Size: 3.25" Length x 2.25" Width x 5.5" Height
• Manufacturer: Crimson Trace Corporation

Ameriglo Glock Ghost Ring Green

AmeriGlo GL125 Ghost Ring Night Sight Glock 17/19/22/23/24/26/27/33/34/35/38/39 Green Tritium w/White Outline Tritium Green Black

• ASIN: B00162S1G6
• UPC: 644406900429
• ASIN: B00162S1G6
• Brand: AmeriGlo
• Size: One Size
• Manufacturer: AmeriGlo

TRUGLO TG231G2MW Tritium Pro Handgun Sight - Glock Hi MOS

The TRUGLO tritium Pro night sights started with the brightness and durability of our original tritium night sights. Adding all of the Pro level features to give you the advantage when you need it the most, utilizing quality swiss tritium for maximum brightness, front sight focus-lock ring for even faster focus, a quick and accurate u-notch design, and an angled rear sight edge for emergency one-hand operation. Fits the following firearms: Glock MOS 20, 21, 25, 28, 29, 30, 31, 32, 37, 40 and 41

• ASIN: B01NH0ZG6H
• UPC: 788130023808
• ASIN: B01NH0ZG6H
• Brand: TRUGLO
• Size: Glock Hi MOS
• Manufacturer: Sportsman Supply Inc.

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

Truglo Installation Tool Glock Front Sight

Easily removes/installs Glock front

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

Sightmark 9mm Luger Laser Boresight

The Sightmark Laser Boresight provides the most convenient and accurate method for sighting in pistols of all types. Simply chamber the boresight like a regular bullet and a laser dot will show exactly where the

• UPC: 31197067
• Model: SM39015
• Rating: 3.7

Trijicon Glock HD Night Sight Set

It fits Glock Models: 17, 17L, 19, 22, 23, 24, 25, 26, 27, 28, 31, 32, 33, 34, 35, 37, 38 and 39. The HD Night Sights were specifically created to address the needs of

• UPC: 20778910
• Model: GL101Y
• Color: Yellow
• Size: Glock17/17L/19/22/23/24/26/27/31 - 35/37/38/39
• 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

NcStar Mini Low Profile Class IIIA Laser Sight, Max Output: <5mw, Black

The NcSTAR Low Profile Tactical Red Laser for Aluminum Rail gives you excellent opportunities to track targets more efficiently and accurately. This Laser Sight by NcSTAR features Aluminum construction for durability and is fully image

• UPC: 505721011
• Color: White
• Rating: 5.0

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 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

Trijicon Glock HD Night Sight Set

It fits Glock Models: 17, 17L, 19, 22, 23, 24, 25, 26, 27, 28, 31, 32, 33, 34, 35, 37, 38 and 39. The HD Night Sights were specifically created to address the needs of

• UPC: 23246530
• Model: GL101O
• Color: Black
• Size: one size
• Rating: 5.0