Nightforce Competition 15-55x52mm. 

Used in new condition. Used once. No Box.

No it doesn't come with a rifle. If the ad is up, it's for sale. 

Magnification Range15-55x

Focal PlaneSecond Focal Plane (F2/SFP)

Body Tube Diameter30mm

Overall Length16.2 in/411 mm

Mounting Length6.4 in/162 mm

Weight27.9 oz/790 g

Click Value.125 MOA

Internal Adjustment RangeE: 55 MOA W: 50 MOA

Parallax Adjustment25 yd–∞

Eye Relief3.2 in/81 mm

Field of View @ 100 yd or m15x: 6.9 ft/2.3 m 55x: 1.8 ft/0.6 m

Exit Pupil15x: 3.5 mm 55x: 0.9 mmIllumination

Non-illuminated

Elevation Feature ZeroStop