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.
**Gen 5 compatible Compensators are only available in Black anodize. Color of the actual product may vary from the image.**
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.
**Gen 5 compatible Compensators are only available in Black anodize. Color of the actual product may vary from the image.**
HS507C -- The HS507C is an open reflex optical sight designed for pistol applications. Features include Holosun’s Super LED with up to 50k hours battery life, Multi-Reticle System, Solar Failsafe, and Shake Awake.