The Glock G48 is a slim compact 9mm semi-automatic pistol with a 4.17-inch GMB barrel. The slide has an nDLC finish with serrations, and the pistol has a beavertail frame cut, an integrated rail, and a textured grip. Capacity is 10 rounds. 
 

Key Specifications 

• Brand: Glock 
• Model: G48 
• Caliber: 9mm 
• Action: Semi Auto 
• Capacity: 10 rounds 
• Barrel Length: 4.17 in 
• Color/Finish: Black 
   

Detailed Features 

• 4.17-inch GMB barrel 
• nDLC finish with serrated slide 
• Beavertail frame cut 
• Integrated accessory rail 
• Textured grip on slim compact frame

Owners of the G48 consistently point to the slim frame as the primary reason for purchase. For inside-the-waistband carry, the G48's width is noticeably narrower than double-stack Glocks, and the beavertail cut is broadly appreciated as an ergonomic improvement over older Glock frame geometry. The nDLC finish on the slide is well-regarded for durability and corrosion resistance.

The integrated rail is a dividing point. Carry-focused owners see it as added weight with limited utility, while home-defense buyers appreciate the option to mount a light without modification. The 10-round capacity is the most common trade-off discussion, with most buyers accepting it as part of the slim-profile package.

The G48 benefits from the broad Glock aftermarket, and holster availability is one of the most-cited practical advantages over newer slim-frame competitors. The common catch is magazine cross-compatibility: buyers expecting the G48 mags to work in wider Glock double-stack frames without an adapter are sometimes caught off guard. Reliability feedback is consistently positive.