Leupold STD mount Marlin 336R

Leupold® mounts are every bit as rugged and dependable as the Leupold optics they’re intended to secure. With a huge variety of mounting systems, for nearly every type of firearm under the sun, you’re sure to find the perfect match for you firearm, and your style of shooting. 

Machined steel construction. 
Versatile, available for many different rifles. 
Forward part of the base accepts a dovetail ring, locking it solidly into position. 
Rear ring is secured by windage adjustment screws. 
Long Range STD™ mounts provide a 15-MOA slope of built-in elevation compensating for bullet drop at extreme ranges. 
STD 2-Piece bases offer maximum accessibility to the breech area of your rifle. 
STD 2-Piece bases fit right- and left-hand actions, and reversible bases are available for many actions. 
STD rings are engineered to match up with STD 1-Piece and STD 2-Piece bases. 
Five different ring heights are available for STD bases.