Nikko Stirling MountMaster AO Illuminated 4-16 x 50 is based on the popular MountMaster series with the added addition of a fully adjustable objective with adjustment from 10 Yards to infinity plus illuminated Red/Green Reticle.

Wide field of view with adjustable eye piece and std 1/4″ adjustments. Ideal For Airgun, Rimfire and small centrefire Rifles. Supplied with Double Screw 3/8″ Match Mounts and dust covers One Inch Tube illuminated Half Mil Dot Reticle 4-16×50

TheNikko Stirling MountMaster AO Illuminated 4-16 x 50 has been developed for all types of shooting. All models feature an Adjustable Objective (AO) which ranges from 10 yards to infinity. Using superior optical coatings and easy to use features, the MountMaster AO series will suit just about any shooting application you need without breaking the bank.

All our tried and proven MountMaster scope series are competitively priced and are rugged enough to stand up to whatever you throw at them. Featuring 1/4″ finger adjustable turrets and accurate double screw 3/8? match mounts as well as fully adjustable parallax on the bell (AO) and available with or without illuminated Reticle (IR). All MountMaster scopes feature fully multi-coated lenses, are shock tested and dry-nitrogen purged at the factory to make them fully water and fog proof for guaranteed performance, whether you are on a hunt or at the range.