Prometheus Aero Cylinder Head MB BE WHISPER velocity can be adjusted from

velocity can be adjusted from below 100fps and up to approximately 500fps with a

Red or green reticle illumination lets shooters choose their preferred circle dot reticle color for different situations

and continues too see

Material: Aluminum

Integrated Weaver & Picatinny type mount

Prometheus Aero Cylinder Head MB BE WHISPER velocity can be adjusted fromPrometheus Aero Cylinder Head Duralumin build for superior strength, durability, and abrasion resistance.Anodized to reduce wear.O ring to prevent air loss even at higher velocities and settings. Prometheus Aero Cylinder Head Maximize your compression unit's performance!The aero cylinder head is built of duralumin and anodized for excellent strength, durability, abrasion and wear resistance. Included O ring prevents air volume loss even at higher