This is a Glock Striker Fired Pistol known as the 17 chambered in 9MM, FDE Frame, model PG1750203D.
MODEL: G17 G4
TYPE: Semi-Auto Pistol
ACTION: Safe Action
FINISH: nDLC Finish
STOCK/FRAME: Polymer Frame
STOCK/GRIPS: FDE Polymer
WEIGHT: 25.26 oz.
CALIBER/GAUGE: 9mm
CAPACITY: 17 + 1
# OF MAGS: 3
MAGAZINE DESC: 17 rd.
BARREL: 4.49"
OVERALL LENGTH: 7.32"
SIGHTS: Fixed Glock Sights
SAFETY: No Manual Safety
GUN CASE: Plastic