Bubble Spirit Level for 20mm Picatinny Weaver Rail Rifle Scope Base Mount
Attaches directly to picatinny/wea... dovetail to ensure bore and reticle alignment at a glance

Can be place before, after, or under the scope

Anit-cant - make sure your scope is absolutely level

Can be used on real fire caliber as well as air rifles

Shock resistant

Compatible for 20mm lead rail

Specifications

Dimensions  2" x .25"

Weight  0.5 oz

Material  Aluminum Alloy

Finish  Black Matte
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