Glock G34 Gen5 MOS 9mm Long Slide, 5.31 in Barrel, nDLC, Adjustable Sights, 3x 17-Round Magazines
This Glock G34 Gen5 MOS stands out as a purpose-built long-slide 9mm with a 5.31 in barrel, closed-top slide with internal lightening, and the Glock Marksman Barrel under a durable nDLC finish. It comes with adjustable sights, a 4.5-lb trigger configuration as indicated on the case label, and matching serial numbers on the slide, barrel hood, and frame. The MOS cut slide includes its cover plate, and the Glock MOS Adapter-Set 01 nDLC is included for mounting options. Made in Austria and supplied with three 17-round magazines, it is a well-configured package ready for the range.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
This firearm is in great shape. There are some minor scratches and blemishes present.
What's Included
- Glock factory hard case with label
- 3x 17-round 9mm Glock factory polymer magazines
- Glock polymer magazine loader
- Glock MOS Adapter-Set 01 nDLC (adapter plates and screws)
- Kydex OWB light-bearing holster (carbon-fiber pattern), fitted for Olight Baldr Pro (with laser). LIGHT NOT INCLUDED
- Paperwork
The Gen5 MOS slide features both forward and rear serrations and arrives with the MOS cover plate installed. The included Glock MOS Adapter-Set 01 nDLC provides plate options and screws to fit the MOS cut. The case label confirms the adjustable-sight configuration and a 4.5-lb trigger setup.
The long 5.31 in barrel, closed-top slide with internal lightening cuts, and a 7.52 in sight radius (polymer sights) support precise sight alignment. The Glock Marksman Barrel with an nDLC finish and the nDLC slide coating deliver a consistent surface treatment across critical components.
Controls include a reversible magazine release and the Glock Safe Action system. Capacity is 17+1 with three 17-round magazines provided. Country of origin is Austria, and the pistol shows matching serial numbers on the slide, barrel hood, and frame. Frame construction is polymer with a rail for accessories.
Extras add practical value: the Kydex OWB carbon-fiber-pattern holster is light-bearing and specifically fitted for the Olight Baldr Pro (with laser). LIGHT NOT INCLUDED. The package is rounded out with the factory case, paperwork, a magazine loader, and the MOS adapter plates and hardware.



