Pre zero your scope with the Nikko Stirling scope aligner. The scope aligner safes your time and money. Less shots and less time for sighting in your scope. Each aligner is supplied with 16 barrel arbores that should suit most rifles. After mounting your new scope simply insert the correct barrel arbour into the devise and insert into barrel to adjust your scope. Test shooting with live ammo on a shooting range is recommended before firearm is used in the field. Features: Rugged ABS carry case Small size 16 barrel arbores Suits most rifles

KEY FEATURES

• The new scope aligner allows you to save time and money sighting in your rifles before a hunt.
• Each Aligner is supplied with 16 barrel arbors that should suit most rifles and calibers.
• After mounting your new Nikko Stirling scope simply fit the correct barrel arbor into the device and insert into the barrel.
• Now looking through the scope you can make adjustments to the windage and elevation to align your scope to the device's targeting grid.
• Now take the Aligner out of the barrel!
• Final zeroing at the range can now be completed quickly and safely.
• Fits .17 caliber thru 12 gauge.