This self-contained, easy to install trigger reuses the factory safety components that feature a three-position safety to lock the bolt. With the pull weight factory set at 3 lbs., and fully adjustable from 2 to 4 lbs., you can experience an exceptionally smooth, crisp feel at the pull weight you prefer. The Gen II replacement trigger at a glance: - Three-position safety - 2 - 4 lb. pull weight - Factory set at 3 lbs. - Fully adjustable pull weight - Easy to install, no gunsmith needed - Precision machined from premium materials - Made in the USA Compatible with all Ruger AmericanA(R) Gen II Centerfire three-position saftey rifles (yes, including the ranch rifle)