Fiber Optic Front Sight for Ruger® Mark IV™ and 22/45™ Install Instructions
At a glance:
- Features highly visible fiber optic light tube for quick target acquisition
- Made of Aluminum for long lasting durability
- Includes red optic tube for customization
Supported Firearms:
- Ruger® Mark IV™ 22/45™ LITE
- Ruger® Mark III™ 22/45™ LITE
TANDEMKROSS sights are protected against mechanical failure for life by TANDEMKROSS’s Lifetime Guarantee. Fiber optic light pipes are highly susceptible to breaking within typical intended use and are guaranteed for the first six months after the time of purchase. Learn more about our warranty and returns policies here.

110 Reviews
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Perfect sight!
I liked this much more than the truglo and i think this one was cheaper!
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fiber optic front sight
sight really pops with the black notch fear sight way to go tk thanx
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Fiber Optic front sight
Great affordable for rapid front sight acquisition. Old eyes necessity. 55q
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front sight ruger 22/45
very pleased with the front sight for 22/45 huge improvement. install simple and sound, price was very fair thank you!
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Fiber Optic Front Sight
Easily mounted on my gun with the original sight screw. Nicely made. Outstanding fiber optic front sight as is all Tandemkross products.
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Great Sight
Highly visible and perfect sight height
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fiber optic
Very helpful for old eyes.
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Sights
The sight fit perfect. The installation videos are awesome.
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Ruger Fiber Optic Sight
Great Sight, Fantastic Price, very bright outdoors and nice indoors at the range. Easy install on my Mark IV 22/45 lite. Will mention I used the screw from the original sight on the install which worked perfect. The supplied screw felt like it was being forced.