Imagine this: you’re at the range, your Glock 43 feels great in your hand, but your sights are a blur. Hitting your target consistently feels like a challenge. Does that sound familiar? Many Glock 43 owners want to improve their accuracy, but choosing the right optic can feel like navigating a maze. There are so many brands and features, and it’s tough to know which one is best for you.
This is where we come in. We understand the frustration of wanting to upgrade your firearm but feeling overwhelmed by the choices. That’s why we’ve put together this guide. By the time you finish reading, you’ll have a clear understanding of what makes a good optic for your Glock 43 and how to pick the perfect one for your needs and budget.
Get ready to learn what to look for, what to avoid, and how to make your Glock 43 even more effective. Let’s dive in and find the optic that will help you shoot with more confidence and precision.
Top Optic For Glock 43 Recommendations
- TruGlo Fiber Optic Sight Set is designed with fiber-optics to provide the brightest aiming points excellent visibility in daylight or low light settings
- TRIDOT aiming system features a high contrast fiber optic 3 dot pattern with 1 front red dot and 2 rear green dots
- FORTRESS FINISH provides a permanent protective coating for maximum protection
- Designed to resist snagging and to fit in standard holsters
- Compatible Gun Models: Glock 42, Glock 43
- GLOCK & PICATINNY MOUNTING INCLUDED – This listing comes with ADE red dot, a picatinny mounting plate (pre-assembled), and a pistol mounting plate for Glock that replaces the factory rear sight dovetail of all Non-MOS Glocks from Glock 17 to Glock 43 to Glock “100”. Does NOT fit Optic Ready MOS Glock and Glock with AFTERMARKET slide with optic cut.
- FITS SELECT CANIK & TAURUS MODELS – The included Glock plate also fit some other Pistols such as Canik TP9SF, DA, SA (does not fit SFX, COMBAT, SFT, Mete). This Glock plate also fits Taurus GX4, TX22 GEN2, G3C & G3 with factory steel sights (does not fit any other Taurus models such as G2/G2C/G3 without factory steel sight/Tx22/PT111) because those pistols made the rear sight dovetail based on the Glock rear sight dovetail specifications. Professional gunsmith installation is recommended.
- MOTION-ACTIVATED GREEN DOT – Upgraded with several enhancements to improve functionality and user experience. The rear locking screws have been removed and replaced with a self-locking mechanism for easier use and greater reliability. The new motion-activated technology puts the green dot illumination into sleep mode after five minutes of inactivity, instantly reactivating it at the previous brightness setting when motion or vibration is detected, ensuring seamless operation and improv.
- CLEAR & DURABLE OPTICS – Shock/Fog Proof. It is rain resistant, but not waterproof. Lenses are precision ground and Polished to exacting geometries to virtually eliminate Parallax and to provide a very clear, crisp sight picture.
- 4 MOA DOT & 5 BRIGHTNESS LEVELS – 4 MOA. 5 Illumination Settings. Powered by a lithium CR2032 battery (Included). Battery supports motion-activated sleep mode and quick reactivation at previous setting.
- DIRECT MOUNT COMPATIBLE WITH GLOCK 43X/48 MOS
- SHAKE AWAKE RED DOT
- SHOCKPROOF & WATERPROOF
- 50,000 HOURS OF BATTERY LIFE
- 10 BRIGHTNESS LEVELS
- OVERSIZED XXX AIMING SYSTEM: Exclusive oversized X inserts deliver faster sight acquisition and bolder alignment than traditional three-dot sights, especially in low-light conditions.
- GLOCK SLIMLINE COMPATIBLE: Fits Glock 43, 43X, 43X MOS, 48, 48 MOS, PSA Dagger Micro, and compatible Slimline-pattern aftermarket slides. Not for standard-frame Glock models.
- NON-TRITIUM PHOTO-LUMINESCENT GLOW: Charges in seconds from sunlight, indoor lighting, or a flashlight with no batteries, electronics, or radioactive tritium required.
- AIRCRAFT-GRADE 7075-T6 ALUMINUM: Precision CNC machined with Mil-Spec Type III hardcoat anodizing for exceptional durability, corrosion resistance, and a precise OEM-style fit.
- COMPLETE INSTALLATION KIT INCLUDED: Package contains front sight, rear sight, high-strength carbon steel screw with pre-applied blue threadlocker, low-profile nut, and a Hex Key.
- Acquire your target and aim accurately with the TruGlo Tritium Glock pistol sight; Using the angled rear sight edge, ensure a good sight picture that allows you to hit your mark
- Glowing tritium sight remains highly visible both day and night with a glow-in-the-dark gun sight, ensuring you can identify your targets and have good aim both day and night
- Easily draws and re-holsters from standard fabric or hard holsters thanks to the very compact, low-profile, and ergonomic design that does not catch or snag; Provides permanent protection from the elements with a rugged FORTRESS FINISH coating
- Designed to work with various handguns, the sights are compatible with Glock 42 and Glock 43 models
- Full package dimensions of the Glock 43 sights are 8.30 inches long, 6.80 inches wide, and 1 inch tall
- 𝗖𝗼𝗺𝗽𝗮𝘁𝗶𝗯𝗶𝗹𝗶𝘁𝘆 𝗙𝗶𝗿𝘀𝘁– This right-hand holster is precision-molded for Glock 43X / 43X mos / 43 models, also fits Glock 48 / 48 mos & PSA Micro Dagger (The front of the g48 protrudes about 0.4 inches from the holster). Not fit any model equipped with light or laser
- 𝗙𝗼𝗿 𝘁𝗵𝗶𝘀 𝘀𝗲𝗹𝗲𝗰𝘁𝗶𝗼𝗻: 𝗜𝗪𝗕 & 𝗢𝗪𝗕 𝗔𝗹𝗹-𝗶𝗻-𝗢𝗻𝗲 – You have chosen the full kit. It comes with 1.5" polymer belt clip and paddle for both Inside the Waistband (IWB) concealed carry and Outside the Waistband (OWB) open carry, plus a removable concealment claw
- 𝗢𝗽𝘁𝗶𝗰𝘀 𝗥𝗲𝗮𝗱𝘆 & 𝗢𝗽𝗲𝗻-𝗙𝗿𝗼𝗻𝘁 𝗕𝗼𝘁𝘁𝗼𝗺 𝗗𝗲𝘀𝗶𝗴𝗻 – Features a precision optic cut compatible with g43X slide-mounted red dot sights. The open-front bottom design accommodates listed models equipped with threaded barrels
- 𝗥𝗲𝗺𝗼𝘃𝗮𝗯𝗹𝗲 𝗖𝗼𝗻𝗰𝗲𝗮𝗹𝗺𝗲𝗻𝘁 𝗖𝗹𝗮𝘄 𝗳𝗼𝗿 𝗥𝗲𝗱𝘂𝗰𝗲𝗱 𝗣𝗿𝗶𝗻𝘁𝗶𝗻𝗴 – Includes a detachable concealment claw that helps push the grip closer to the body, minimizing printing under clothing. Easily remove the claw when switching to OWB configuration for range sessions or open carry preference
- 𝗔𝗱𝗷𝘂𝘀𝘁𝗮𝗯𝗹𝗲 𝗥𝗲𝘁𝗲𝗻𝘁𝗶𝗼𝗻 & 𝗖𝗮𝗻𝘁 – Adjustable retention screws allow you to fine-tune draw tension to your preference. Adjustable cant enables forward or neutral angle positioning for comfort and accessibility.
- AltitudeCraft Titanium Adapter Plate – Designed for Glock 43X MOS /48 MOS and Hellcat OSP/PRO with RMSc cuts, directly mounts Holosun 407K/507K optic sights.Compatible with Holosun / HS407K / HS507K / HE407K / HS407K X2 / HE407K-GR-X2 / HE507K / HE507K-GR X2 / HS507K X2 Green & Red Dot Options.
- Enhanced Stability with Reinforced impactPosts: Engineered with robust impactsupport, this adapter plate ensures your optic remains securely in place under high-stress or heavy-impact conditions, providing unwavering reliability for outdoor activities applications.
- Easy Installation: Featuring a one-piece design, this plate installs effortlessly with included mounting screws. Its secure fit eliminates movement, ensuring wobble-free performance in demanding outdoor or high-impact environments.
- Lightweight Design: With an ultra-thin 0.058” profile, this adapter plate reduces height over bore, maintaining co-witness capability and improving follow-up shot speed, all without adding unnecessary weight or bulk.
- Precision Machined from Titanium: Constructed from high-strength titanium and finished with a MIL-SPEC Type III hard coat anodized surface, this plate offers exceptional impact resistance, corrosion protection, and long-lasting durability in harsh conditions.
- Compatability: Fits Glock 43 / 43X / 43XMOS - Optics Ready - Right Hand Draw - No Weapon Light Attachments
- Next Gen Materials: Boltaron polymer construction is superior to traditional, cheaper Kydex holsters in impact and temperature resistance, keeping your protection safe and ready to perform
- All Day Comfort: Slim profile chassis weighs just a few ounces and minimizes printing. Full length sweat guard shields your weapon from incidental moisture
- Perfect Fit: Custom molded for your firearm, ensuring a smooth draw and reholster, every time. Recessed design removes friction points, minimizing holster wear common to most holsters.
- Superior Performance: Posi Click system delivers a satisfying "click", indicating your firearm is properly holstered. Adjustable retention pressure and cant (0-15 degrees) allows you to custom tailor the feel to your needs
Choosing the Right Optic for Your Glock 43
Adding an optic to your Glock 43 can seriously boost your accuracy and speed. But with so many options, how do you pick the best one? This guide will help you find the perfect red dot sight for your needs.
What to Look For in a Glock 43 Optic
1. Size and Profile
Glock 43s are designed for concealed carry. You want an optic that is small and low-profile. This means it won’t snag on your clothing when you draw your pistol. Look for compact or micro-red dot sights. These are made to fit smaller firearms like the G43.
2. Durability and Construction
Your optic needs to be tough. It will be on a gun that gets handled and sometimes dropped. Look for optics made from strong materials like aircraft-grade aluminum. They should also be waterproof and shockproof. This protects the internal parts from damage.
3. Reticle Type and Brightness
Most red dot sights have a simple red dot reticle. Some offer different dot sizes (like 3 MOA or 6 MOA) or shapes (like a circle with a dot). A smaller dot is usually better for precise shooting. Brightness is also key. You need to see the dot clearly in bright sunlight and in low light. Many optics have adjustable brightness settings.
4. Battery Life
You don’t want your optic to die when you need it most. Check the battery life. Some optics last for thousands of hours on a single battery. Others might need more frequent changes. Consider how often you’ll be using the gun and if you want a battery that’s easy to replace.
5. Mounting System
Not all optics mount the same way. Some fit directly onto a slide cut for an optic. Others might need a special adapter plate. Make sure the optic you choose is compatible with your Glock 43’s slide or the mounting system you plan to use.
Important Materials
The materials used in an optic affect its strength and weight.
- Aluminum: Aircraft-grade aluminum is a popular choice. It’s light but very strong.
- Polymer: Some lower-cost optics might use polymer. It’s lighter but not as durable as aluminum.
- Glass: The lens quality is important. Look for multi-coated lenses. They reduce glare and improve clarity.
Factors That Affect Quality
Several things can make an optic better or worse.
- Build Quality: A well-built optic feels solid. There are no loose parts.
- Lens Coating: Good coatings help you see a clear, bright dot. Poor coatings can make the dot fuzzy or dim.
- Waterproofing and Fogproofing: These features keep your optic working in bad weather.
- Shake Awake Technology: Some optics turn on automatically when they sense movement. This saves battery life.
User Experience and Use Cases
How you plan to use your Glock 43 will influence your optic choice.
- Concealed Carry: For everyday carry, a small, lightweight optic is best. You want it to be reliable and not snag.
- Home Defense: For home defense, speed and target acquisition are important. A bright, easy-to-see dot is crucial.
- Range Practice: If you mainly shoot at the range, you might prioritize features like different reticle options or longer battery life.
Many users find that adding a red dot sight makes them faster and more accurate. It helps keep both eyes open, which improves your awareness of your surroundings. It’s especially helpful for those who have trouble with traditional iron sights.
Frequently Asked Questions (FAQ)
Q: What is the best optic for a Glock 43 for concealed carry?
A: For concealed carry, look for a compact or micro-red dot sight from a reputable brand. Brands like Holosun, Shield, and Vortex offer good options that are small and durable.
Q: Do I need a special mount for a red dot on my Glock 43?
A: It depends on your Glock 43. Some newer models have a “MOS” (Modular Optic System) cut that allows direct mounting. Older models or those without a MOS cut may need an adapter plate or a slide that has been milled for an optic.
Q: How long does the battery typically last on a Glock 43 optic?
A: Battery life varies greatly. Some optics can last for over 50,000 hours, while others might last a few thousand hours. Always check the manufacturer’s specifications.
Q: Are red dot sights reliable in bad weather?
A: Many modern red dot sights are built to be waterproof and fogproof. This ensures they will function reliably in rain, snow, or humid conditions.
Q: What is the difference between a 3 MOA and a 6 MOA dot?
A: MOA stands for Minute of Angle. A 3 MOA dot covers a smaller area at a distance, making it good for precision. A 6 MOA dot is larger and easier to see quickly, which is great for close-range shooting.
Q: Can I use a red dot sight for home defense?
A: Yes, red dot sights are excellent for home defense. They allow for faster target acquisition and make it easier to aim accurately, especially in low-light situations.
Q: How do I clean my Glock 43 optic?
A: Use a soft, lint-free cloth and a lens cleaning solution specifically designed for optics. Avoid abrasive materials that could scratch the lens.
Q: What is “shake awake” technology?
A: Shake awake technology is a feature where the optic’s illumination turns on automatically when it detects movement. It conserves battery life by turning off when the firearm is at rest.
Q: Are expensive optics worth the money for a Glock 43?
A: For a carry or defense gun, investing in a quality optic from a reliable brand is generally recommended. Higher-end optics offer better durability, clarity, and battery life, which are important for peace of mind.
Q: Will an optic affect the concealability of my Glock 43?
A: A small, low-profile red dot sight will have a minimal impact on concealability. However, it will add some height to the slide, so you may need to adjust your holster choice.