8mm bubble level to make it more visible on your rifle scope. As well we make the bubble level higher than before to avoid being covered by the turrets.
The thickness of bottom is only 2mm so it will fit most rail system and do not need worry about your low-profile scope rings. It is solid, light and perfect quality.
It's full CNC machined with T6061 but not using the aluminium alloy sections. That is why we make it the most precision scope bubble level all over the world--tolerance controlled under 0.01mm!
Bubble level Central Indicator makes it easy to level your gun.
Single screw design makes it light and easier to install.
Whenever you are doing some precision long range shooting or shooting with your airgun, the ApexHorizon scope bubble level will ensure your rifle is perfectly vertical.
It really make a difference and improve your accuracy.