Rival Arms Match Grade Drop-In Threaded Barrel, V1, For Gen 3/4 Glock 17, 9MM, 1:10" Twist, Threaded 1/2x24, Black Physical Vapor Deposition (PVD) Finish RA-RA20G102A
Specifications:

Caliber or Gauge
Length
Model	Threaded
Twist	1:10"
Sights
Bore Type
Finish	Black PVD
Type	Drop-In Barrel
Chokes Included
Choke Configuration
Barrel Type	416R Stainless Steel
Ammo Type
Barrel Features	1/2"-28 Thread