If you have a ruger 10/22 , this is what you need.
Binary Firing System® waiver and release
Warning:
Not for civilian sales in CA, CT, DC, FL, HI, IA, MD, NJ, NY, RI, and WA
In Delaware may only be used in pistol platforms.
Due to a possible variance in tolerances some trigger housings may not function with the 22-C1.
NEVER ALTER ANY INTERNAL COMPONENT OF THE BFS™.
Improper installation, use, or tampering with the BFS® will void the warranty and MAY LEAD TO UNINTENTIONAL DISCHARGE OF THE FIREARM THAT MAY LEAD TO INJURY OR EVEN DEATH.
No refunds will be issued for triggers after installation has been attempted.
Not for civilian sales in: CA, CT, DC, FL, HI, IA, MD, NJ, NY, RI, and WA
By purchasing this product, you are accepting responsibility and liability for the serviceability of the final installation.
AFTER THE BFS® HAS BEEN PROPERLY INSTALLED, IT IS IMPERATIVE THAT ALL USERS SEEK QUALIFIED TRAINING ON HOW TO USE THESE PRODUCTS.
Patent No. 9,952,012 ; 9,952,013 ; 10,107,580 ; 10,393,461 ; 10,480,881 & 10,480,882