AGENCY 417 COMP FOR GLK GEN4 BLK

Agency Arms Gen4 Compensator Features two chamber design (2 vertical ports and 2 side venting ports) Front sight hole Two set screws with an Allen Wrench and a vial of Rockset are included in package Fits GLOCK 17/19/34 Standard 1/2X28 thread pitch Black finish 417-4-BLK