The 417 Compensator features a 2 chamber design (2 vertical ports and 2 side venting ports), it also features a front sight hole. The 417 Single Port Compensator features a single top venting port and it also features a front sight hole.
**The Gray and Gold finishes are anodized and are not an exact match to our barrels. Disclaimer : Color of the actual product may vary from the image.**
