GLOCK Pistol – Mod. 48 Gen5 MOS FS Rail – 9mm Luger Slim-Line
The Slimline Compact | MOS Optics Ready | Rail for Accessories | 10+1 Rounds | GLOCK 48 Gen5 MOS FS Rail
Overview – Slimline Power, Compact Performance
The GLOCK 48 Gen5 MOS FS Rail represents the perfect fusion of the popular G19’s dimensions with the comfortable, concealable Slimline frame . Chambered in 9mm Luger, this handgun offers the same length and height as the compact G19, but with a significantly reduced width of just 28mm . As a result, you get a pistol that conceals like a single-stack but shoots like a much larger gun.
For this reason, whether you need a personal defense weapon for everyday concealed carry, a reliable handgun for backup duty, or a versatile pistol for the range, the GLOCK 48 Gen5 MOS FS Rail delivers the perfect balance of shootability, concealability, and modern features.
The MOS (Modular Optic System) configuration allows for direct mounting of micro red dot sights. Additionally, the integrated Slim Mounting Rail lets you attach tactical lights or lasers. Consequently, when you pistole kaufen this GLOCK 48 from sportwaffenshop.com, you receive a fully modernized concealed carry pistol that leaves nothing to be desired.
Fact: The G48 is often described as the “slim G19.” It shares the G19’s length and height, making it compatible with many G19 holsters, but its reduced width makes it far more comfortable for all-day concealed carry .
Technical Specifications
| Specification | Detail |
|---|---|
| Manufacturer | GLOCK, Inc. / Glock Austria |
| Model | 48 Gen5 MOS FS Rail |
| Caliber | 9mm Luger (9×19) |
| Capacity | 10+1 rounds (two 10-round magazines included) |
| Barrel Length | 106mm (4.17 inches) – GLOCK Marksman Barrel |
| Overall Length | 185mm (7.28 inches) |
| Slide Length | 174mm (6.85 inches) |
| Height | 128mm (5.04 inches) |
| Width (Overall) | 28mm (1.10 inches) – Slimline |
| Slide Width | 22mm (0.87 inch) |
| Weight (unloaded) | 519g (18.31 oz) |
| Weight (with empty magazine) | 584g (20.60 oz) |
| Trigger Pull | 24 Newtons (approximately 5.4 lbs) |
| Sight Radius | 152mm (5.98 inches) |
| Trigger | GLOCK Safe Action System (Gen5) |
| Sights | Polymer fixed sights (white dot front, white outline rear) |
| Optics System | MOS (Modular Optic System) – proprietary slimline cut |
| Slide Features | Front Serrations (FS), nDLC finish (black) |
| Frame | Slimline polymer with RTF texture, built-in beavertail |
| Accessory Rail | GLOCK Slim Mounting Rail (WGR = KP9) |
| Safety | Three automatic safeties (Safe Action System) |
| Origin | Austria |
Key Features – The Slimline Advantage
Compact Size, Slimline Width – The Best of Both Worlds
The GLOCK 48 occupies a unique space in the GLOCK lineup.
First, the pistol shares the same length and height as the compact G19 (185mm long, 128mm tall). Therefore, you get the same sight radius and handling characteristics as the popular G19.
Second, the width measures only 28mm – significantly slimmer than the G19’s 34mm width. Consequently, the pistol conceals far more easily against the body .
Third, the reduced slide width (22mm) and slim magazine design create an overall package that disappears under a t-shirt. As a result, you no longer need to choose between shootability and concealability .
Fact: The G48 fits many holsters designed for the G19. However, because of the slimmer profile, you will want holsters specifically molded for the G48 for optimal retention .
MOS (Modular Optic System) – Optics Ready for Micro Red Dots
The MOS configuration on the G48 is specifically designed for micro red dot sights.
First, the slide features precision-milled cuts designed for specific micro-optics . Therefore, you can directly mount popular sights like the Shield RMSc without adapter plates.
Second, the proprietary slimline MOS cut keeps the optic extremely low to the slide. Consequently, you maintain a natural sight picture and can co-witness with standard-height sights.
Third, the Shield RMSc (4 MOA red dot) is a popular factory option for this pistol, offering automatic brightness adjustment and 2-3 years of battery life .
Note: The G48 MOS does not come with adapter plates like standard MOS pistols. The slide is cut specifically for the Shield RMSc footprint .
Slim Mounting Rail – Tactical Light Ready
The GLOCK Slim Mounting Rail (WGR = KP9) is integrated into the frame.
First, the rail allows you to mount tactical lights and lasers specifically designed for slimline pistols, such as the Streamlight TLR-7 Sub or Surefire XSC .
Second, the rail is slimmer than the standard GLOCK accessory rail. Therefore, it maintains the pistol’s narrow profile while adding accessory capability .
Third, the rail is molded directly into the frame for maximum strength and durability.
Front Serrations (FS) – Enhanced Slide Manipulation
The Front Serrations provide a distinct practical advantage on the slimline slide.
First, they offer an additional gripping surface at the front of the slide. Therefore, press checks, malfunction clearances, and slide manipulations become easier and more secure .
Second, the serrations prove particularly useful when you have a mounted optic. Consequently, you have a grippy surface that the red dot sight does not block.
Third, the G48 features four front serrations – one more than the shorter G43X – due to the longer slide length .
nDLC Finish – Extreme Durability
The nDLC (non-Diamond Like Carbon) finish is GLOCK’s most advanced surface treatment.
To start, it provides tougher and more durable protection than previously used finishes. Therefore, rust and scratch resistance improves significantly.
Additionally, the finish offers self-lubricating properties to some degree. Consequently, the pistol functions reliably even when you lubricate it less frequently.
Above all, the nDLC finish helps the pistol work in adverse conditions – from sweat against the body to rain and humidity .
GLOCK Marksman Barrel (GMB) – Match-Grade Accuracy
The GLOCK Marksman Barrel comes standard on the G48.
First, the barrel features enhanced rifling based on the proven polygonal barrel design. Therefore, it delivers match-grade accuracy in a slimline package .
Second, the cold hammer-forging process ensures consistency and durability. This process produces barrels that last for tens of thousands of rounds.
Third, the GMB has been refined over years of testing. As a result, the G48 delivers exceptional precision for a concealed carry pistol.
Slimline Frame – Built for Concealed Carry
The Slimline frame incorporates several features optimized for carry.
First, the frame features a built-in beavertail that allows a high, tight grip without slide bite .
Second, the reduced trigger distance (67mm) accommodates shooters with smaller hands while maintaining the familiar GLOCK grip angle .
Third, the RTF (Rough Textured Frame) texture provides excellent grip traction without being too aggressive against bare skin .
Fourth, the reversible magazine catch allows left-handed shooters to configure the pistol to their preference .
Slim Magazine – 10 Rounds, Reliable Design
The slim magazine is purpose-built for the G48.
First, the magazine holds 10 rounds of 9mm ammunition – more than the original G43 (6 rounds) but in a similarly concealable package .
Second, the orange follower provides high visibility, allowing you to clearly see when the magazine is empty .
Third, the magazine features a polymer-coated metal insert for reliable feeding and long-term durability .
Note: Unlike the G43X, the G48 uses the same slim magazine platform but with a longer grip that accommodates all 10 rounds comfortably.
What’s Included
| Item | Quantity |
|---|---|
| GLOCK 48 Gen5 MOS FS Rail pistol | 1 |
| 10-round slim magazine | 2 |
| MOS cover plate | 1 |
| Magazine loader | 1 |
| Cleaning rod & brush | 1 set |
| Cable lock | 1 |
| Hard case (GLOCK factory case) | 1 |
| Owner’s manual | 1 |
Note: The G48 MOS does not include MOS adapter plates. The slide is cut specifically for the Shield RMSc footprint .
GLOCK 48 vs. Other Carry Pistols – Finding Your Perfect Fit
| Feature | GLOCK 48 Gen5 MOS | GLOCK 19 Gen5 MOS | GLOCK 43X MOS | GLOCK 43 |
|---|---|---|---|---|
| Overall Length | 185mm / 7.28″ | 185mm / 7.28″ | 165mm / 6.50″ | 159mm / 6.26″ |
| Overall Width | 28mm / 1.10″ | 34mm / 1.34″ | 28mm / 1.10″ | 27mm / 1.06″ |
| Height | 128mm / 5.04″ | 128mm / 5.04″ | 128mm / 5.04″ | 108mm / 4.25″ |
| Barrel Length | 106mm / 4.17″ | 102mm / 4.02″ | 86mm / 3.39″ | 86mm / 3.39″ |
| Sight Radius | 152mm / 5.98″ | 152mm / 5.98″ | 133mm / 5.24″ | 133mm / 5.24″ |
| Capacity | 10+1 | 15+1 | 10+1 | 6+1 |
| Weight (unloaded) | 519g | 625g | 525g | 510g |
| MOS | Yes | Yes | Yes | No |
| Accessory Rail | Yes (slim) | Yes | Yes (slim) | No |
| Best For | Slim G19 alternative | All-purpose duty/carry | Slim compact carry | Deep concealment |
Verdict: The GLOCK 48 is the ideal choice for shooters who want the performance of a G19 – same sight radius, same barrel length, same height – in a significantly slimmer, more concealable package. Compared to the G43X, the G48 offers a longer sight radius (5.98″ vs 5.24″) and better ballistic performance from the longer barrel, with the same 10-round capacity. For those who prioritize maximum concealability, the G43X or G43 may be better. However, for shooters who value shootability and still need concealability, the G48 is the superior choice.
Who Is This Pistol For?
For Concealed Carry (Everyday Carry)
The GLOCK 48 is specifically designed for everyday concealed carry. The slim 28mm width makes it disappear under a t-shirt. The 10+1 capacity provides adequate firepower for defensive situations. The 4.17″ barrel and 5.98″ sight radius provide excellent accuracy for a carry pistol.
For shooters who find the G19 too thick for comfortable all-day carry, the G48 is the perfect solution. You get G19 performance in a slimmer package.
For Shooters Upgrading from a G43 or G43X
If you currently carry a G43 (6 rounds) or a G43X (10 rounds, shorter barrel), the G48 offers a significant upgrade in shootability. You keep the same slim width and 10-round capacity, but gain a longer barrel for better velocity and a longer sight radius for improved accuracy.
For shooters who have mastered the G43X and want more accuracy at distance, the G48 is the natural upgrade.
For G19 Owners Who Want Better Concealability
If you love your G19 but find it prints under lighter clothing, the G48 offers the same length and height with significantly less width. You sacrifice 5 rounds of capacity (15 vs 10) but gain a pistol that conceals much more easily.
For G19 owners who carry AIWB (appendix inside waistband), the G48’s slimmer profile makes a dramatic difference in comfort and concealability .
For Home Defense / Personal Defense Weapon
With 10+1 rounds of 9mm ammunition, a Slim Mounting Rail for lights or lasers, and GLOCK’s legendary reliability, the G48 Gen5 MOS FS Rail makes an excellent personal defense weapon for home use that can also serve as your carry pistol.
Store it alongside your rem 700 rifle for hunting or benelli m4 shotgun for home defense – the G48 covers your concealed carry needs.
For Law Enforcement (Off-Duty / Backup)
Many law enforcement officers carry a G48 as an off-duty or backup pistol. The slim profile makes it easy to conceal under plain clothes, while the 10-round capacity provides adequate firepower for off-duty scenarios. The MOS configuration allows for a red dot sight, matching many duty pistol setups.
For Collectors
The GLOCK 48 is an important addition to the GLOCK Slimline family. As one of the first slimline pistols to offer MOS optics readiness and an accessory rail, it represents the modern evolution of concealed carry pistols.
Add it to your collection alongside a glock 17 gen5, glock 19, glock 45, and glock 43x for a comprehensive GLOCK collection spanning all sizes.
The GLOCK 48 vs. G19 – The Concealed Carry Debate
Among concealed carriers, the G48 vs. G19 debate is common. Here is what experienced shooters say:
For the G48: “The smidge of extra slide length makes carry more pleasant (AIWB)” . The slimmer profile reduces printing and improves comfort during all-day carry.
For the G19: “The G19 has 5 more rounds, parts commonality with duty guns, and a wider holster selection” .
The Middle Ground: Many shooters own both – the G19 for cold weather carry when more clothing allows, and the G48 for warm weather carry when concealability is paramount .
Our Take: The G48 is the better choice if you prioritize concealability and comfort. The G19 is better if you prioritize capacity and parts commonality. Choose based on your specific needs.
For shooters who also own a sig sauer p365 for ultra-deep concealment or a cz shadow 2 target for competition, the G48 fills the role of a reliable, shootable, everyday carry pistol.
MOS Compatibility – Optics Options
The G48 MOS is designed specifically for Shield RMSc footprint micro red dots .
Factory compatible optics include:
-
Shield RMSc (4 MOA red dot, automatic brightness)
-
Holosun 407K/507K (with minor fitting or aftermarket plate)
-
Swampfox Sentinel
-
Romeo Zero (Shield footprint version)
Note: The G48 MOS does not come with MOS adapter plates. Unlike the larger GLOCK MOS pistols (G17, G19, G45) which include plates for multiple footprints, the slimline MOS uses a proprietary cut specifically for the Shield RMSc footprint .
For shooters who prefer a specific red dot, confirm compatibility with the Shield RMSc footprint before purchasing.
Ammunition Recommendations
The GLOCK 48 Gen5 MOS FS Rail performs reliably with all SAAMI-spec 9mm ammunition.
For practice: 9×19 FMJ from S&B, Geco, Magtech, Fiocchi, or Federal. The GMB barrel handles all standard pressure loads without issue.
For defense: Premium hollow points such as Speer Gold Dot 124gr, Hornady Critical Defense 115gr, or Federal HST 124gr. The 4.17″ barrel provides adequate velocity for reliable expansion.
For training: Consider a .22lr conversion kit for affordable practice alongside your G48. However, note that slimline conversion kits are less common than full-size GLOCK kits.
Holster Compatibility
The GLOCK 48 fits most G19 holsters due to the same length and height dimensions. However, because of the slimmer profile, holsters designed specifically for the G48 will provide better retention .
Inside-the-waistband (IWB): For concealed carry – the most popular method for the G48. Many shooters prefer AIWB (appendix) carry with this pistol.
Outside-the-waistband (OWB): For range use or open carry where permitted.
Pocket holsters: The G48 is generally too large for pocket carry; for pocket carry, consider the G43 or a sig sauer p365.
Holsters to accommodate the MOS optic: You will need a holster with an optic cut. Many manufacturers now offer G48 MOS-specific holsters.
For shooters who also own a colt m1911, colt python, or tommy gun, the G48 represents the modern concealed carry pistol – designed to disappear on your person while remaining accessible.
Many glock merchandise options, including glock gun cases and holsters, are available at sportwaffenshop.com – your glockshop for all things GLOCK.
How to Buy – Transactional Process
To begin, browse sportwaffenshop.com. Then add this GLOCK 48 Gen5 MOS FS Rail to your cart.
Next, upload your valid WBK (German Weapons Ownership Card). We accept documents via our gun apps to buy guns for iOS and Android.
After that, we verify your documents. Then we process your waffe kaufen transaction within 48 hours.
Finally, we ship to your chosen waffenladen (e.g., Triebel Berlin). Alternatively, we can ship to any licensed firearms dealer in Germany or across Europe.
Note: This pistole requires a WBK slot. All sales remain final once WBK registers – this is conventional firearms retail.
Why Choose sportwaffenshop.com?
First and foremost, we are GLOCK specialists. We stock glock 17 gen5, glock 19, glock 45, glock 49, glock 43x, glock 21, 45 cal glock, and the P80 Limited Edition.
In addition, we carry SIG-SAUER pistols including the sig sauer p365, benelli m4 shotguns, rem 700 rifles, and a full range of ammunition.
Moreover, we are transactional. We offer fast WBK processing and quick shipping to your local waffenladen.
Finally, we are app-enabled. Our gun apps to buy guns make WBK upload simple.
Above all, we are a licensed shop for weapons – not a marketplace.
Ready to Buy the GLOCK 48 Gen5 MOS FS Rail?
Add this pistole to your cart today at sportwaffenshop.com. You will receive the slimline compact pistol with 10+1 capacity, MOS optics system, Slim Mounting Rail, front serrations, nDLC finish, and GLOCK Marksman Barrel – the ideal concealed carry pistol that delivers G19 performance in a slimmer package.
Whether you carry it every day, keep it for home defense as a personal defense weapon, or add it to a collection featuring colt m1911s, colt python, cz shadow 2 target, or tommy gun, the GLOCK 48 Gen5 MOS FS Rail delivers GLOCK’s legendary reliability in a modern slimline package.
From the signalpistol to the tommy gun, from the colt m1911s to the colt python – the GLOCK 48 represents the modern standard for a reliable shop gun that conceals as well as it shoots.
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