First came the revolutionary .300 ACC Blackout round that was designed to combat the shortcomings of the .300 Whisper round. Now Nikon has rolled out a rifle scope specifically designed for use with the wildly popular .300 Blackout round. The Nikon 300 Blackout Scope is suited for use with both supersonic and subsonic .300 Blackout ammunition, and when used in conjunction with Nikon's Spot On Ballistic Match software, you can get a unprecedented view of how each round will perform. The Nikon 300 Blackout comes in a 30mm body, and more advanced models come with illuminated reticule options in addition to the standard BDC (Bullet Drop Compensating) reticule. Get a Nikon M 300 and ensure pinpoint accuracy with your .300 ACC Blackout rounds time after time. Act fast and you'll get free ground shipping on this remarkable scope. Receive FREE Ground Shipping on all orders over $39.99.