The Ruger-5.7 Optic Adapter Plate (Ruger part #90720) is a genuine Ruger factory optic adapter plate. It mounts the Burris FastFire and Vortex Viper red dots on the Ruger-5.7. It’s CNC machined from 6061-T6 aluminum with a matte black hardcoat.
Key Features
- Fits Burris FastFire and Vortex Viper
- 6061-T6 aluminum, matte black hardcoat
- Sets on the slide and screws in place
Compatible Firearms
- Ruger Ruger-5.7
Specifications
| Type | Optic Adapter Plate |
| Material | 6061-T6 Aluminum |
| Finish | Matte Black Hardcoat |
| Ruger Part Number | 90720 |
| UPC | 736676907205 |
FAQ
Will this fit my Ruger Ruger-5.7?
It’s made for the Ruger Ruger-5.7. Check the compatible firearms list above, and call us if you’re not sure about your model.
Is this a genuine Ruger part?
Yes. This is a genuine Ruger factory part, Ruger part number 90720.
Where can I find more red dot mounts?
Browse red dot mounts at Black Bayou Armory, or call the store in Benton, LA.






Reviews
There are no reviews yet.