RUGER BX-TRIGGER - 10/22 Rifles The BX-Trigger is a "drop-in" replacement trigger assembly for all Ruger 10/22 rifles. reduces pull weight of approximately 2.75lbs. Rugged, reliable and safe (meets or exceeds industry standards for drop testing), this Genuine Ruger Factory Accessory comes in a completely self-contained module and is easy to install. Features Releases at 2.5 to 3 Pounds Crisp, Light Trigger Pull Quick and Easy Drop-In Design Minimal Overtravel Positive Reset