Vortex Bubble Level for 30 mm Riflescope Tube
For the most precise long-range shooting, use the bubble level to ensure that the rifle is perfectly vertical. This will eliminate potential error caused by shooting a canted rifle.
Mounts quickly and easily to the riflescope tube.
SPECIFICATIONS
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Outside Diameter (inches) 2.2 - 2.4 inches
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Outside Diameter (mm) 55 - 61 mm
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Weight 6.7 oz