Henry Big Boy 2nd Generation Picatinny-Style Scope Mount Base is engineered specifically to fit Henry Big Boy H006 and H012 series lever-action rifle platforms. Precision-machined from aluminum with a black finish, this 2nd generation mount measures 4.58 in length and provides a rigid Picatinny rail interface for optical sights. Comes complete with all mounting hardware (rings not included) to ensure dependable attachment. Safety Note Always ensure the firearm is unloaded before installing or adjusting any optics or bases. Verify proper torque specifications during installation. Improper mounting may affect accuracy and safety.