30mm Telescope Mount, 20 MOA Angle Compensation Dual Ring Monocular Mount, High Profile Offset Viewfinder Mount Base Fit 21mm Picatinny, Cantilever Optics Mount, 1.53 in Center Height

الوصف

30mm Telescope Mount, 20 MOA Angle Compensation Dual Ring Monocular Mount, High Profile Offset Viewfinder Mount Base Fit 21mm Picatinny, Cantilever Optics Mount, 1.53 in Center Height