• Flat metal decal ring for the 29mm Optum scope
• White centering ring laser etched on face of ring helps with peep and target alignment
• Does not reduce the inside diameter of the scope
• Includes a rubber O-ring for a tight fit
• CNC machined black anodized aluminum
• Made in the USA

Compatibility:

• Threads into both sides of the 29mm Optum scope
• Threads into the 29mm Optum lens housing
• Backwards compatible with the Mini Mag scope body