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Tactical Rifle/Airgun Scope Alloy Spirit Level Bubble for 21.2mm Scope Sight Rail Weave/Picatinny On Hunting Gun Scope Mounts

Material:Aluminum alloy 

Features:

Attaches directly to weaver/picatinny 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 21.2mm lead rail

Pacakge Included:

1X bubble level

1X Allen wrench