Glock G48 9mm Slimline Compact, USA-Made, 4.17 in GMB Barrel, 15+1, Matte Black, Installed Flared Magwell
This USA-made Glock G48 Slimline 9mm stands out for its pristine condition, Glock Marksman Barrel, and thoughtful setup. It includes both OEM Slimline 10-round magazines and S15 Gen 3 15-round metal magazines, an installed aftermarket flared magazine well, and matching serial numbers on the slide, barrel, and frame. The matte black slide features front and rear serrations with a beveled muzzle, and the pistol retains Glock's fixed polymer sights.
Condition
Overall Condition: Excellent condition, showing only faint signs of any prior use or handling.
Bore Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Polygonal rifling in excellent condition with well-defined geometry.
Specific Condition Notes: The pistol presents in pristine condition with minimal evidence of handling.
What’s Included
- Glock factory hard case
- Glock owner's manual
- Speed loader
- Kydex holster (carbon-fiber pattern)
- 2x 15-round S15 Gen 3 metal magazines
- 2x OEM Glock Slimline 10-round polymer magazines
- Aftermarket flared magazine well (installed)
- Additional magazine release (uninstalled)
The Slimline G48 format delivers a compact 9mm with a thin polymer frame, micro-textured grip, and an integrated beavertail. It uses Glock's striker-fired Safe Action System with a 5.5 lb trigger, and fixed polymer sights with a white-dot front and white-outline U rear for a familiar sight picture.
The 4.17 in Glock Marksman Barrel is cold hammer forged with polygonal rifling, designed for consistent performance. The slide has a matte black finish with front and rear serrations and a beveled muzzle, and features a "P" proof/inspection mark on the slide.
This example includes an installed aftermarket flared magazine well. An additional magazine release is provided uninstalled, offering the option to tailor the control setup.
Magazine flexibility is a highlight: two S15 Gen 3 metal magazines provide a 15+1 capacity, while two OEM Slimline polymer magazines offer the standard 10-round configuration. The pistol is USA-made in Smyrna, GA, and the slide, barrel, and frame share matching serial numbers.




