20 Best Glock 43 Sights of 2026 For Concealed Carry

1

Trijicon GL613-C-600846 HD

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  9.2
• Brand
  Trijicon

Key specs1

Sight Profile

The Trijicon GL613-C-600846 HD sights feature a robust metal construction designed to handle daily carry wear while maintaining a clean draw profile.

Pros & cons32

Pros

• Engineered specifically as Trijicon HD series iron sights for Glock slimline slides
• Heavy-duty metal construction replaces factory plastic sights
• Distinct front sight outline accelerates daytime sight acquisition

Cons

• Listing does not state whether front ring is orange or yellow photoluminescent paint
• Verify exact blade height and holster clearance before installation

2

AMERIGLO Protector Sight Set for Glock - Fits Models 42,

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  7.8
• Brand
  AmeriGlo

Key specs1

Slide Compatibility

Engineered specifically for narrow Glock slides including models 42, 43, 43X, and 48, preventing overhang along the slide edges.

Pros & cons32

Pros

• Tailored specifically to fit slimline Glock models 42, 43, 43X, and 48 slides
• Metal Protector series design shields against daily carry friction and wear
• Engineered to prevent slide overhang on narrow Glock 43 frames

Cons

• Listing does not specify front sight ring color or rear notch width
• Installation requires a standard Glock front sight hex tool and rear sight pusher

3

TSA® XXX Glow Sights for Glock® 43 43X 43X MOS

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  9.1
• Brand
  TSA

Key specs1

Hardware Inclusion

Mounting screws included

Pros & cons32

Pros

• Glow-in-the-dark sight design enhances low-light visibility on carry setups
• Verified fit for Glock 43, 43X, 48, MOS variants, and PSA Dagger Micro slides
• Ships with mounting screws included for immediate hardware installation

Cons

• Glow technology requires ambient light charging unlike self-luminous tritium vials
• Blade height compatibility with mounted red dot optics must be verified

4

AMERIGLO Classic Tritium Green Tritium FRONT/ 2-Dot Tritium REAR White

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  8.4
• Brand
  AmeriGlo

Key specs1

Illumination Layout

Features a green tritium front sight paired with a 2-dot tritium rear, utilizing white outlines for clean daylight alignment.

Pros & cons32

Pros

• Green tritium front lamp provides continuous self-illumination in total darkness
• Two-dot tritium rear sight with white outlines creates a traditional 3-dot sight picture
• Fits slimline Glock slides including 42, 43, 43X, and 48 models without overhang

Cons

• Three-dot configuration can cause visual clutter during high-stress target acquisition
• Lacks a high-visibility colored front ring for rapid daytime contrast

5

Night Fision Optics Ready Stealth .290-.297 Night Sight Set Compatible

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  9.0
• Brand
  Night Fision

Key specs1

Micro Red Dot Alignment

Engineered at .290 to .297 inch blade heights to deliver a clean co-witness alongside Shield RMSc and Holosun K series micro optics.

Pros & cons42

Pros

• Specific .290-.297 blade height co-witnesses with Shield RMSc and Holosun K line optics
• High-contrast yellow front ring accelerates rapid daytime front sight focus
• Blacked-out rear rings keep attention locked on the illuminated front sight
• Dedicated fit for Glock 43, 43X, and 43X MOS slide configurations

Cons

• Taller blade profile increases holster drag compared to standard-height carry sights
• May sit higher than necessary if you run your Glock 43 without a micro reflex sight

6

AMERIGLO i-Dot Series Sight Set for Glock - Fits 42,

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  7.3
• Brand
  AmeriGlo

Key specs1

Dot Configuration

AmeriGlo i-Dot format uses a dot-over-dot setup, allowing quick vertical stacking rather than horizontal three-dot alignment.

Pros & cons32

Pros

• Straight-eight dot-over-dot alignment simplifies fast sight vertical tracking
• Engineered to fit slimline Glock 42, 43, 43X, and 48 dovetails securely
• Clean rear sight profile reduces visual clutter compared to traditional 3-dot setups

Cons

• Requires adjusting to vertical two-dot alignment if accustomed to three-dot systems
• Confirm front sight accent ring color before purchase as details vary by variant

7

XS Sights DXT2 Big Dot Tritium Night Sights. Tritium Front

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  7.1
• Brand
  XS Sight Systems

Key specs1

Front Dot Diameter

The DXT2 Big Dot design features an oversized orange front dot paired with a shallow V-notch rear for rapid close-quarters indexing.

Pros & cons42

Pros

• Large orange front dot delivers instantaneous eye pick-up in bright daylight
• Tritium vials in both front and rear sight ensure low-light defensive capability
• Low-profile V-notch rear sight provides a wide, snag-free field of view
• Fits standard and MOS variants across Glock 42, 43, 43X, and 48 platforms

Cons

• Oversized front dot prioritizes close defensive speed over long-distance precision
• Express rear sight line requires dedicated practice for tight bullseye grouping

8

TRUGLO Tritium Pro Night Sights, Compatible with Glock 42/43 MOS

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  8.1
• Brand
  TRUGLO

Key specs1

Daytime Focus System

Features TRUGLO Focus Lock technology with a white front outline that draws focus directly to the front tritium lamp.

Pros & cons42

Pros

• White Focus Lock front ring provides high visual contrast in daytime shooting
• Compact and durable metal housing resists snagging during defensive concealed draw
• Tritium illumination in both front and rear elements supports zero-light shooting
• Built specifically for Glock 42 and 43 MOS slide dimensions

Cons

• White front ring may wash out against bright white background targets
• Precise co-witness height with specific optic plates must be confirmed prior to purchase

9

NIGHT FISION Glock 17/19/34/43/48 Yellow Ring Tritium Front Sight (GLK-000-001-YGXX)

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  9.1
• Brand
  Night Fision

Key specs1

Sight Component

Front sight only

Pros & cons32

Pros

• Self-illuminating tritium vial embedded in a vivid yellow fluorescent outline ring
• Broad compatibility across Glock models including 17, 19, 34, 43, and 48
• Allows shooters to upgrade the front post while keeping a stock or custom rear sight

Cons

• Front sight only, requiring a separately purchased or existing compatible rear sight
• Height must be matched with rear notch height to avoid shifting point-of-aim

10

XS Sights R3D 2.0 Sights Compatible with Glock 42, 43,

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  9.7
• Brand
  XS Sight Systems

Key specs1

Generation Support

Glock Gen 1-5 and MOS

Pros & cons32

Pros

• Traditional 3-dot notch-and-post design modernized for rapid sight picture acquisition
• Broad cross-generation compatibility covering Glock 42, 43, 43X, and 48 Gen 1-5
• Fully compatible with standard and MOS slimline slide cuts

Cons

• Front sight ring color and night vial details must be confirmed on product listing
• Higher price point compared to basic replacement metal irons

11

AMERIGLO Trooper Series - Three-Dot Green Tritium Design Set Front

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  9.0
• Brand
  AmeriGlo

Key specs1

Front Ring Coating

AmeriGlo LumiGreen ring absorbs ambient light to provide daytime contrast and extended glow during sudden lighting transitions.

Pros & cons32

Pros

• High-contrast LumiGreen front outline glows brightly after light exposure for rapid sight tracking
• Three-dot green tritium configuration ensures dependable target alignment in pitch black
• Tailored to fit Glock 42, 43, 43X, and 48 slimline slide profiles without snagging

Cons

• LumiGreen photoluminescent pigment requires light exposure for optimal front ring glow
• Three-dot layout requires aligning three distinct green lamps in dark environments

12

Trijicon Bright and Tough Night Sight Set for the Glock

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  8.2
• Brand
  Trijicon

13

TRIJICON Suppressor/Optic Height Sight Set for Glock (GL243-C-601140)

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  7.9
• Brand
  Trijicon

Key specs1

Optic Clearance

Tall suppressor and optic height profile allows uninhibited iron sight indexing through reflex sight windows or over silencers.

Pros & cons32

Pros

• Elevated blade profile clears slide-mounted micro red dots and suppressor bodies
• Robust Trijicon steel construction stands up to one-handed slide manipulations
• Provides reliable lower one-third or absolute iron sight backup through optic windows

Cons

• High-profile blades increase printing risk inside tight concealed carry holsters
• Specific co-witness height with Glock 43 aftermarket optic cuts must be verified

14

AMERIGLO Range Series Sight Set for Glock - Fits 42,43,43X,48

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  9.0
• Brand
  AmeriGlo

Key specs1

Use Profile

Engineered primarily for target shooting and range training, offering solid steel construction without night-vision illumination elements.

Pros & cons32

Pros

• Sturdy metal construction replaces factory plastic sights at an accessible entry point
• Direct fit for Glock 42, 43, 43X, and 48 slides without overhang
• Clean target focus suitable for range practice and daytime defensive drills

Cons

• Range Series lacks self-luminous tritium lamps for low-light defensive shooting
• Unpainted or non-illuminated elements can blend into dark background targets

15

Fiber Optic Sight Red Front & Green Rear Sight for

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  7.9
• Brand
  Zzhununt

Key specs1

Light Gathering

Utilizes contrasting red front and green rear light-gathering fiber optic rods to maximize sight visibility in ambient daylight.

Pros & cons32

Pros

• High-visibility red front and green rear fiber optic rods gather ambient light efficiently
• Contrasting red and green light points prevent front and rear dot confusion under stress
• Direct slimline fitment engineered for Glock 42, 43, 43X, and 48 slides

Cons

• Fiber optic light pipes do not glow in complete darkness without an ambient light source
• Exposed fiber optic rods are more vulnerable to impact breakage than enclosed tritium vials

16

XS SIGHTS 3-Dot Tritium Night Sights, Fits Glock Gen 1

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  7.2
• Brand
  XS Sight Systems

Key specs1

Dual Illumination

Combines an orange photoluminescent outer ring for daytime acquisition with an internal tritium vial for pitch-dark visibility.

Pros & cons32

Pros

• Dual-illuminated front dot combines self-luminous tritium with a photoluminescent orange ring
• 3-dot night sight layout supports intuitive horizontal alignment for defensive shooting
• Compatible across Glock 42, 43, 43X, and 48 models including MOS slides

Cons

• Orange photoluminescent ring requires light charging for peak glow intensity
• Standard rear dovetail pushers must be carefully fitted for installation

17

TruGlo Glow-in-the-Dark Pistol Optic Compatible with Glock 42 & 43

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  8.0
• Brand
  TRUGLO

Key specs1

Low-Light System

Employs glow-in-the-dark sight markings that recharge under ambient flashlight or daylight exposure for transitional lighting.

Pros & cons32

Pros

• Glow-in-the-dark illumination enhances front sight pick-up in dim defensive scenarios
• Custom-profiled to fit Glock 42 and Glock 43 slide dovetails snugly
• Upgrades standard polymer factory sights with durable metal housing

Cons

• Phosphorescent glow elements require exposure to light before functioning in darkness
• Listing does not state inclusion of self-luminous tritium gas vials

18

TRUGLO Tritium X Night Sight Set, Compatible with Glock 42/43

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  7.9
• Brand
  TRUGLO

Key specs1

Holster Clearance

Contoured with beveled edges to ensure snag-free draws and broad compatibility across standard concealed carry holsters.

Pros & cons42

Pros

• Snag-free beveled edge design facilitates smooth drawing from standard carry holsters
• Swiss tritium lamps deliver reliable front and rear illumination in zero light
• Standard 3-dot sight configuration allows quick horizontal sight verification
• Custom contoured for compact Glock 42 and Glock 43 subcompact slides

Cons

• Does not feature a high-visibility colored daytime ring around the front tritium vial
• Not tall enough to provide co-witness with slide-mounted micro reflex optics

19

LUSOFAE Tool Kit for Glock with Front Sight Remove,Magazine Disassembly,

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  8.8
• Brand
  LUSOFAE

Key specs2

Front Sight Driver

3/16 inch thin-wall hex driver

Included Maintenance Tools

• 3/16 inch hex front sight driver
• Magazine disassembly tool
• Armorer pin punch tool
• Cloth storage pouch

Pros & cons42

Pros

• Includes dedicated 3/16-inch thin-wall hex nut driver to prevent stripping the Glock front sight screw
• Bundles a pin punch tool and magazine disassembly tool for complete maintenance
• Durable metal construction provides reliability during sight replacements
• Includes a protective cloth storage bag to keep all disassembly tools organized

Cons

• Dedicated maintenance tool kit that does not include replacement iron sights
• Magazine tool does not work with Glock 30-round magazines or extended base plates

20

AMERIGLO Protector Sight Set for Glock - Fits Models 42,

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  7.6
• Brand
  AmeriGlo

Key specs1

Dovetail Profile

Sized specifically for single-stack and slimline Glock dovetails, keeping edges flush with the narrow slide walls.

Pros & cons32

Pros

• Protector series layout shields sight elements against physical carry abrasion
• Engineered precisely for Glock 42, 43, 43X, and 48 slimline slide cuts
• Low-profile snag-free geometry supports smooth concealed carry holster draws

Cons

• Product data does not list specific tritium lamp colors or outline ring finishes
• Requires dedicated sight pusher and front hex driver for safe slide mounting

Last update on 2026-09-29 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API

Will full-size Glock sights fit a slim Glock 43 slide?

No, full-size Glock sights engineered for standard frames like the Glock 17 or Glock 19 will not fit properly on a Glock 43 slide. The Glock 43 has a significantly narrower slide profile, meaning full-size rear sight bases overhang the edges and can catch on clothing or holsters. You must select sight sets specifically designated for slimline models such as the Glock 42, 43, 43X, or 48 to ensure correct dovetail seating and flush slide alignment.

Are Glock 43 sights interchangeable across Glock 42, 43X, and 48 models?

Yes, sight sets built for the Glock 43 routinely share identical dovetail dimensions with Glock 42, 43X, and 48 pistols. Options like the AMERIGLO Protector, AMERIGLO Classic Tritium, AMERIGLO Trooper, and XS Sights DXT2 Big Dot list direct compatibility across Glock 42, 43, 43X, and 48 slides, including MOS variants. Certain sets, such as the TSA Glow Sights, also fit compatible aftermarket slim frames like the PSA Dagger Micro. Always verify your specific slide model on the product listing before mounting.

Which sight heights co-witness properly with micro red dots on a Glock 43?

You must choose optic-height or stealth sights that match the deck height of your specific micro reflex optic. For example, the Night Fision Optics Ready Stealth set provides .290-.297 blade heights engineered for the Glock 43, 43X, and 43X MOS when paired with micro red dots like the Shield RMSc or Holosun K line. Trijicon also manufactures dedicated Suppressor/Optic Height sets to elevate the iron sight line above an optic body. While setting up extended eye relief on a bench gun might involve a pistol scope for clear sight alignment, a defensive slimline carry slide requires exact blade measurements that clear your micro red dot window without blocking the glass.

What tool is required to install or remove a Glock 43 front sight?

You need a 3/16-inch thin-wall hex nut driver to install or remove a Glock 43 front sight screw. Standard mechanics' sockets are too thick to fit inside the tight clearance of the front slide recess. Dedicated accessories like the LUSOFAE front sight tool provide the exact 3/16-inch thin-wall hex driver needed to secure the tiny screw firmly into the slide channel without rounding off the hex head.

Do you need self-luminous tritium or high-contrast colored rings for defensive carry?

A pairing of self-luminous tritium and a high-contrast front ring provides the fastest sight acquisition across bright daylight and dark environments. Tritium vials, found in sets like the TRUGLO Tritium X and Trijicon Bright and Tough, glow continuously without requiring an external battery or ambient light charge. Adding a bright front ring in orange, yellow, white, or LumiGreen gives your eye an instant focal point in broad daylight. Dual-illuminated designs, such as the XS Sights 3-Dot system, combine both by surrounding a tritium vial with a photoluminescent glow dot for clear visibility in any lighting.

Will upgraded metal sights snag when drawing from a concealed carry holster?

No, provided you choose sights with beveled edges and a carry-friendly profile. Upgraded sets like the TRUGLO Tritium X feature an angled, snag-free design engineered specifically to clear standard concealed carry holsters during a rapid presentation. Choosing a rear blade with contoured, forward-slanted shoulders keeps the sight from catching on holster retention points or light cover garments when you draw.