Tandemkross Eagle Eye Rear Peep Sight for Eagle Eye Sights

• Easy drop-in installation
• Instinctive sight centering
• Full function of rear windage and elevation controls

Improve your target acquisition with this affordable drop in upgrade!

When shooting round steel targets it is advantageous to have a round rear sight. The circular plate fills the arc of the sight to make for easy target acquisition.

Made of CNC machined aluminum for long lasting durability. The Eagle Eye Rear Peep Sight for Eagle Eye Sights is anodized matte black, to absorb light and reduce glare. This easy to use upgrade allows the shooter to intuitively center the front sight in the aperture, resulting in clear and faster front sight focus.

The Eagle Eye Peep Sight drops into our Eagle Eye fiber optic sights for added flexibility. The ghost ring style peep sight, will fit KelTec CP33™, Smith & Wesson® SW22 VICTORY® sights and more!

Give yourself an optical advantage with the new TANDEMKROSS Eagle Eye Peep sight for Eagle Eye Sights! An ideal upgrade to your sight picture for accelerated target acquisition.

Supported Gun Models:

• KelTec® CP33™
• Smith & Wesson® SW22 VICTORY®
• Select Ruger® Mark™ Series
• Ruger® Single-Ten®

Supported Williams Fire Sight Models:

• 633505 - Ruger® Mark III™ 22/45™ LITE, Ruger® Mark IV™ 22/45™ LITE
• 602588 - Ruger® Mark II™, Mark III™, Mark IV™ Bull Barrel
• 616319
• 71013
• 71053
• 71054
• 70957
• 70959

*This will accommodate the WFS Rear Sight with the U-shaped fiber optic :

*NOTE* This part works by backing out the windage adjustment screw, removing the rear fiber optic and replacing the piece with the Eagle Eye Peep Sight.

Don't forget, all TANDEMKROSS products are Made in the USA and come with a LIFETIME guarantee!

California Residents: AB 1263 - Action Required

California law (AB 1263, effective January 1, 2026) requires additional verification before certain items can be shipped to a CA address.

To place an order you must:

1) Provide a clear photo of a valid government-issued photo ID

• Must be 18+

• Shipping address must match the ID

2) Acknowledgement

You must confirm that:

• You are at least 18 years old

• You understand CA law restricts certain firearm-related activities without proper licensing

• You agree that an adult signature will be required upon delivery

• You agree to comply with AB 1263 requirements

If you do not want to provide a picture of your photo ID and give your acknowledgement, you may not order this item.