Adjustment 100 yards (clicks/in): 4. Compatible with rifles such as the Remington 700, ie, etc.We do not sell knockoffs, Guaranteed!!! We care about our customers and strive to deliver a 5 star experience. The item "Trijicon TA33-C-400164 3x30 Compact ACOG Scope Illuminated Red Crosshair 300BLK" is in sale since Thursday, June 28, 2018. This item is in the category "Sporting Goods\Hunting\Scopes, Optics & Lasers\Rifle Scopes". The seller is "americanoptics71" and is located in Louisiana. This item can be shipped to United States.