Hawke Sport Optics Rifle Scope Bubble Level – 9-11mm For Rifles & Crossbows – 64100

Keep your shots level with this Hawke Sport Optics bubble level.

It mounts on scopes with a 9-11mm tube diameter—common on many rifles and crossbows.

Helps eliminate cant error, so you're not hitting left or right when you think you're aimed true.

Black finish, small and unobtrusive.

MPN is 64100.

Standard Prop 65 warning, but that's pretty much everything these days.

If you're serious about accuracy, this little tool helps.