3Pcs Scope Bubble Level Tools Magnetic Scope Mounting Kit Optics Accessories (Set-A)
Specifications:
Material: Acrylic.
Long Size: 2.2x0.9x0.8 inch, Short Size: 1.5x0.6x0.6 inch, Circular Size: 32x12mm/1.25x0.47 inch.
High precision: 3Pcs magnetic for mounting Optics Accessories.
With magnetic base which help you to check it in accuracy.