Barrel Sub-assm, 17" Mt 4140cm Sbn, 22lr

Perfect for building your custom dedicated 22LR AR15 upper group. This 17? MT barrel perfectly compliments your 16? MT AR build.

Specifications:

- Caliber: 22LR
- Barrel: 17? Medium Taper, 1:16 Twist, 4140CM, SBN Finish
- Muzzle: Threaded 1/2-28
- Gas Port Location: N/A