About this item

• The shell is made of acrylic and plastic.
• Pack of 4, level your scoperifle at the same time.
• There is a strong magnet in the bottom for easy, hands-free use.
• Every bubble size is 1.5 x 0.6 x 0.6 inch, compact size allows for convenient storage and transport.
• Designed for Mounting Optics. Essential for making sure your scoperifle is level.