Product features :
 

Technology improved to be more durable and scratch-proof and looks more better
Light and visible as possible to more easy to measuring the horizontal
Use this bubble level to make sure your gun level shooting the target
Mounts quickly and easily to the riflescope tube

Product specifications:

Type: Scope Mounts & Accessories
Ring Diameter: 25.4mm(1 inch)/30mm
Material: Full Aluminum Alloy
Thickness: 10mm
Used On: Rifle Scope
Fit scope: 1 inch Tube Scope
Lock: head screw
Color: Matte Black Finish
Package: OPP Bag
Weight: 24g(1in)