The Agency Arms 417 Gen 5 Compensator is threaded with the standard 1/2x28 thread pitch (Overall barrel protrusion should be 0.715" +/- 0.005" for optimal fitment). Available in a two chamber design (2 vertical ports and 2 side venting ports) or a single chamber design (1 vertical port). It features a front sight hole, allowing you to transfer your existing front sight from your slide to the comp. This compensator is designed specifically for Gen 5 models. Compatible with GLOCK 17"19"19X" 34" and 45. (NOT COMPATIBLE WITH CONVERSION BARRELS)

Features :

• Dual Port 417 Compensator for GLOCK 17/19/19X/34/45 Gen 5 Pistols
• 1/2x28 Thread Pitch
• 2 Vertical Ports
• 2 Side Venting Ports
• Front Sight Hole Allows for Transfer of Existing Sight to Compensator
• Package Includes 2 Set Screws, an Allen Wrench, and a Vial of Thread Locker