Glock G17 Gen5 MOS 9mm, 4.49" GMB Barrel, Trijicon Night Sights, Radian Optic Guard, 17+1 — Austrian Proofs
This Austrian-made Glock G17 Gen5 MOS in 9mm Luger is a full-size pistol configured with Trijicon tritium night sights and a Radian ring-style optic guard. It features the Glock Marksman Barrel, front and rear slide serrations, and ambidextrous slide stop levers. The pistol is in excellent condition and comes with its factory case, backstraps, and one 17-round magazine.
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: Excellent - Strong, well-defined polygonal rifling.
Specific Condition Notes: The original MOS cover plate is not included. A Radian ring-style optic guard and a Radian M.O.G. plate for Holosun 407/507 labeled "MOS HS 407-507" are installed.
What’s Included
- Glock factory hard case
- Manual
- Cleaning tools
- Glock interchangeable backstraps (not installed)
- Trijicon tritium night sights (installed)
- Radian M.O.G. plate for Holosun 407/507 (installed)
- Radian ring-style optic guard (installed)
- One 17-round Glock factory 9mm double-stack magazine
The Gen5 MOS configuration brings practical updates including ambidextrous slide stop levers, a flared magwell, and front and rear slide serrations. The frame accepts interchangeable backstraps, and an accessory rail is integrated into the dustcover. The magazine release is left-side, and the system uses Glock’s Safe Action with revised trigger geometry.
The 4.49" Glock Marksman Barrel is cold-hammer-forged with polygonal rifling, chambered in 9mm Luger. Capacity is 17+1, and one 17-round Glock factory magazine is included.
Trijicon tritium night sights are installed, with a Trijicon H3 tritium front and a tritium rear. The slide has a factory MOS optic cut and comes fitted with a Radian M.O.G. plate for Holosun 407/507, marked "MOS HS 407-507." A Radian ring-style optic guard is also installed.
This pistol bears Austrian proof marks and factory rollmarks. The slide is marked "17 Gen5," "AUSTRIA," and "9x19." The barrel hood is marked "9x19" with Austrian proof marks and "5," along with the Glock logo and "AT." The frame is marked "MADE IN AUSTRIA GLOCK, INC., SMYRNA, GA."

